The nucleocapsid is composed of DNA or RNA and protein.
In the cytoplasm, nucleocapsid assembly takes place. N, P, and L proteins, along with genomic RNA, make up the nucleocapsid. M is contacted by the nucleocapsid as it moves to the plasma membrane. Viruses emerge from the PM. Until extracellular, trypsin-like proteases cleave F0, virus particles containing the uncleaved form of the protein are not infectious.
Remember that the hydrophobic fusion peptide at the N-terminus of F2 is released during F cleavage, which is an essential maturation step for fusion to an uninfected cell.
The amino acid sequence at the cleavage site determines where in the cell the F cleavage occurs.
The F proteins of the measles and canine distemper viruses are cleaved in the ER/Golgi by cathepsin- or furin-like proteases. Thus, the infected animal is susceptible to these viruses in a variety of tissues.
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The world’s population reached a new milestone this week. Approximately how many people now live on earth?.
Answer:
Eight billion
Explanation:
the confidential ipledge program pregnancy registry collects information on pregnancies that happen during isotretinoin treatment or within 1 month after the last dose (T/F)
(F)alse
Which of the following molecules is the primary product of photosystem I?a. ATPb. NADPHc. Oxygend. Carbon dioxide
The following molecule which is the primary product of photosynthesis is oxygen. (C)
Explanation of photosynthesis and photosystemsThe chlorophyll pigments clustered in the thylakoid membranes form an important set of pigments in photosynthesis. The pigment set in the thylakoids is hereinafter referred to as the photosystem.
The dark reaction is a reaction in photosynthesis that takes place in the stroma and does not require sunlight as an energy source.
The light reactions produce NADPH, ATP, and oxygen. Well, the ATP produced from the light reaction is what will later become the energy source for the dark reaction. Even though the term is dark, this reaction still takes place during the day. Apart from ATP, the dark reactions also require other compounds, namely NADPH and CO2.
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the suborder prosimians includes: group of answer choices only nocturnal species only diurnal species diurnal and nocturnal baboons diurnal and nocturnal lemurs
The answer is D. Diurnal and nocturnal lemurs. Prosimians are primarily nocturnal, in contrast to other primates, which are primarily diurnal (with the sole exception of the night monkey, Aotus). There are some diurnal forms only among lemurs.
Lemurs belong to the order of primates, which also includes monkeys, apes, and humans. Currently, there are around 32 distinct varieties of lemurs, all of which are native to Madagascar, a single island nation off the southeast coast of Africa. Anthropoids and prosimians are the two suborders of primates. Humans, apes, and monkeys are anthropoid species. Prosimians are lemurs. Other prosimians include tarsiers in Borneo and the Philippines, lorises in Asia, and galgoes (bushbabies) in Africa. Prosimians, which differ from all other primates in having wet nostrils, rely on their sense of smell to discriminate between members of their social groups and to decide what foods are acceptable to eat. Prosimians groom themselves and others like other primates, but they are unable to use their fingers.
The complete question is:
The suborder prosimians includes: a. only nocturnal species. b. only diurnal species. c. diurnal and nocturnal galagos. d. diurnal and nocturnal lemurs.
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Which of the following describes a vector? An animal that can serve as an alternative host or source of the pathogen for new infections A disease that was previously unknown or has recently begun spreading to a new region A disease-causing agent An animal that carries a pathogen from one host to the next
A vector species could be described as an animal that carries a pathogen from one host to the next.
A vector is a living creature that spreads an infectious agent from one diseased animal to another. Mosquitoes, ticks, flies, fleas, and lice are common arthropod vectors.
A mosquito, for example, spreads malaria from person to person. Pathogens are organisms that cause illness in other organisms. The pathogen in this case is the malarial parasite.
In molecular biology, a vector is a DNA molecule (typically a plasmid or virus) that is used as a vehicle to deliver a specific DNA segment into a host cell as part of a cloning or recombinant DNA process.
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Identify the causes of genetic variation as associated either with inheritance of traits or with mutations. Genetic variation in successive generations can be caused either by natural occurrences, which can be explained by inheritance of traits, or by mutation.
The causes of genetic variation as associated either with inheritance of traits or with mutations are-
Inheritance of Traits:
- Sexual reproduction
- Crossing-over during meiosis
- Independent assortment of genes
- Variation in gene expression
Mutations:
- Chromosomal aberrations
- Point mutations
- Insertions
- Deletions
- Translocations
- Inversions
What is Genetic variation?
Genetic variation is the difference in genetic material between individuals of the same species. This variation can be caused by a variety of factors, including mutations, environmental influences, and sexual reproduction. Genetic variation is critical for the survival of a species, as it provides the genetic material necessary for natural selection to occur.
How is genetic variation in successive generations caused?
Inheritance of traits is the process by which traits are passed on from one generation to the next. This is the primary cause of genetic variation in successive generations. When organisms reproduce, they pass on genetic information from their parents to their offspring.
Mutations are changes in the DNA sequence of an organism that can be inherited. Mutations can occur randomly due to environmental factors, or they can be caused by the organism itself, such as through errors in DNA replication.
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It is important to make sure that __________ is built in to ""the dna"" of your architecture.
It is important to make sure that the double helix is built into "the DNA" of your architecture.
What is the double helix architecture of the DNA molecule?The double helix architecture of the DNA molecule refers to the special arregement that both DNA chains adopt in the molecule, which depends on hydrogen bonds between specific nitrogen bases (each nucleotide is composed of a nitrogen base, a pentose sugar and a phosphate group).
In the double helix DNA molecule, Adenine always pairs with Thymine by two hydrogen bonds, while Cytosine pairs with Guanine by three hydrogen bonds.
Therefore, with this data, we can see that the double helix architecture of the DNA molecule is composed of four different types of nucleotides which specifically pair to produce the tridimensional shape of this molecule in normal physiological conditions as occurs in the cell.
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Answer:
Security
Explanation: You don't want a database that is easily penatrated. Making sure your software is protected should be encrypted in the DNA of the software.
the nitrogenous base adenine is found in all members of which of the following groups of molecules? question 7 options: glucose, atp, and dna proteins, triglycerides, and testosterone proteins, atp, and dna atp, rna, and dna
The nitrogenous base, adenine is found in all the members of the group of molecules including DNA, ATP, RNA, and DNA. Thus, the correct option is D.
What is adenine?Adenine is a chemical compound which is used to make one of the major building blocks of nucleic acids such as DNA and RNA. It is also a part of many substances in the body which give energy to the cells. Adenine is a type of purine.
Adenine is one of the two purine nucleobases which are used when forming nucleotides of the nucleic acids. In the DNA, adenine binds to thymine through the help of two hydrogen bonds to assist in stabilizing the nucleic acid structures in the nucleic acid.
Therefore, the correct option is D.
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based on the gene and protein sequences that follow, what type of mutation has occurred and what is the effect on the polypeptide?
Mutations in somatic cells are heritable is the type of mutation has occurred.
What is somatic cell?Somatic cell is defined as any biological cell other than a gamete, germ cell, gametocyte, or an undifferentiated stem cell that makes up the body of a multicellular organism. Cell bodies found in the brainstem or spinal cord make up the somatic nervous system.
Mutation is defined as a change in the extrachromosomal DNA, virus, or organism's genome's nucleic acid sequence. Changes in an organism's physical traits or the way DNA encodes its genetic information are two ways that mutations can have an influence.
Thus, mutations in somatic cells are heritable is the type of mutation has occurred.
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Which terms accurately reflect the nature of replication of the chromosome in e. Coli?.
The chromosome replication process in E. coli is bidirectional and has a fixed point of initiation.
What is chromosome replication?When E. coli is growing rapidly, more time is needed for chromosome replication to finish than is available in between cell divisions. By starting rounds of chromosomal replication at intervals compatible with the cell replication rate, the organism avoids the potential issue of creating cells with fewer than one complete genome. Every time, initiation begins at the same location and travels in both directions to the terminus region. One effect of this is that cells in rapidly expanding populations have several active chromosome replication forks, and the largest cells have more than two copies of the entire genome in their chromosomes.
Although the exact mechanism governing the length of time between chromosomal replication rounds is unknown, numerous gene products are known to be crucial. The DNA protein, a DNA, ATP, and ADP-binding protein, has undergone the most research of all of them and appears to be crucial in the formation of the initiation complex. The reduction of certain genes' transcription when the replication fork goes through is another effect of the replication pattern. This results in synchronized cultures having apparent cell cycle-related gene regulation.
Therefore the term bidirectional and has a fixed point of initiation accurately reflect the nature of replication of the chromosome in e. Coli.
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Modern homo sapiens have a skull structure lacking in earlier hominins. What is that structure?.
Modern homo sapiens have a skull structure missing in previous hominins, which is what gives them their mental eminence. The mandible (lower jaw) has a significant mental prominence (chin), which is not present in any other hominin species, and the teeth are smaller than in previous species.
In contrast to other human species, contemporary humans have an abnormally spherical skull structure and brain, which is a distinguishing trait. Researchers have recently identified genes that affect this globular structure form by examining Neandertal DNA fragments of human species present in the genomes of contemporary Europeans. The postcranial skeleton of Homo sapiens also possesses further distinctive characteristics.
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What are the three level of perfection of Mahayana Buddhism?.
The three levels of perfection in Mahayana Buddhism are: generosity, morality, and patience.
Mahayana in Sanskrit language means the greater vehicle. Mahayana Buddhism is one of the largest sect of Buddhism in the world. It is more prevalent in areas like Tibet, China, Taiwan, Japan, Korea, and Mongolia. Its belief is that the right path of a follower will lead to the redemption of all human beings.
Perfection is commonly called Paramita in Mahayana Buddhism. It is the sense of completeness. It involves the purification of karmas and therefore attaining the final goal, i.e., enlightenment. Generosity, Morality and Patience are virtuous practices for a person.
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Consider a sketch of replication fork of bacterial DNA in which one strand is being replicated discontinuously and the other is being replicated continuously.
A.) List six different enzymes associated with the replication process.
Select six that apply.
DNA polymerase III
Nuclease
RNase
DNA polymerase I
Gyrase
DNA polymerase IV
Primase
DNA helicase
Transposase
Ligase
b.) Identify the function of each activity.
Drag the terms on the left to the appropriate blanks on the right.
c.) Show where each enzyme would be located on the replication fork. In addition, identify the following features on the sketch: DNA template, RNA primer, Okazaki fragments, and single-stranded DNA binding protein (SSB).
A) Six different enzymes that are associated with the replication process are DNA Helicases, Topoisomerases, Single-Stranded Binding Proteins (SSBP), DNA primase, DNA polymerases, and DNA Ligase.
B) DNA Helicase is the enzyme that unwinds the double-abandoned DNA into two distinct strings making a replication fork. DNA topoisomerase II or Gyrase is the enzyme being the reason for helping or lessening the topological stress generated by apiece unwinding of DNA double filaments.
DNA polymerase III is the basic replication enzyme. It is responsible for adding deoxyribonucleotides to the RNA primer both in the constant or superior string combining in addition to in the broken or backward rope combination of DNA. Primase is the enzyme responsible for the synthesis of the RNA primer (a short piece of RNA) at which point deoxyribonucleotides are added.
DNA polymerase I am responsible for removing and replacing the RNA primers accompanying DNA in the new DNA filaments. DNA Ligase is the enzyme responsible for ensuring the breach in the DNA on account of crippled phosphodiester bonds and subsequently the deportation of the RNA textbook.
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Human germline mutations are often considered more worrisome than somatic ones because germline mutationsa) have phenotypic effects, whereas somatic mutations do not.b) affect more nucleotides than somatic mutations do.c) are transitions, whereas somatic mutations are transversions.d) are transmitted to offspring, whereas somatic mutations are not.e) occur more frequently than somatic mutations.
Human germline mutations are often considered more worrisome than somatic ones because germline mutations are transmitted to offspring, whereas somatic mutations are not.
What is germline mutations?Any discernible alteration within germ cells is referred to as a germline mutation, or germinal mutation. When a mutant sperm or egg combines with an unmutated oocyte to form a zygote, only mutations in these cells can be passed on to progeny.
What is somatic mutations?Any mutation that happens in a cell other than a gamete, germ cell, or gametocyte is referred to as a somatic mutation because it involves a change in the DNA sequence of a somatic cell of a multicellular organism with dedicated reproductive cells.
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what is the effect of slow flow rate on diffusion rate across capillary walls using ficks law of diffusion
The effect of slow flow rate on diffusion rate across capillary walls using Fick’s Law of Diffusion: depends on the pipe's cross-section. The flow rate is usually slower in the thicker capillaries.
What is Fick’s Law of Diffusion?Fick’s Law of Diffusion states that the rate of diffusion across a membrane or capillary is directly proportional to the concentration gradient of the substance on both sides of the membrane. It is also inversely related to the thickness of the membrane. Hence, the thicker the membrane, the slower the flow rate of diffusion.
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how is the endocrine system different from the nervous system, and what kinds of processes are controlled by the endocrine system?
The hormonal system uses chemical messengers that are transported into blood plasma to target cells, whereas the nervous system uses electrical impulses to send signals through neurons. The amount of sugar in the blood and an organism's growth and development are two of the processes controlled by the endocrine system.
Transmission through the nervous system is quick and only lasts a short time, whereas transmission through the cardiovascular system lasts a long time but takes much longer. This implies that correspondence is quicker while utilizing the sensory system.
Responses are localized in the nervous system, whereas they are widespread in the harmonic system. In contrast to the nervous system, where responses are usually reversible and only temporary, the hormonal system frequently has responses that are always present.
An endocrine system is a group of glands that make hormones that are sent through the blood to control, among other things, metabolism, growth and development, tissue function, sexual function, reproduction, sleep, and mood.
The human body is made up of numerous organ systems that carry out numerous metabolic functions. Every organ framework plays out a particular job, remembering for processing, discharge, circulation, and other essential cycles of the body.
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the percentage of fluid in the body is dependent on the age of the individual and the relative amounts of connective tissue and skeletal muscle tissue.
Skeletal muscle tissue contains about 75% water, compared to about 20% for adipose connective tissue.
Which period of life has the highest proportion of fluid in the human body?life has the highest proportion of fluid in the human body 75 percent of an elderly person's weight is made up of fluid. Extracellular fluid is present outside the cells and makes up ⅓ of the total body water. Intracellular fluid is present inside the cells and makes up ⅔ of the total body water.
Which alteration in fluid equilibrium is brought on by aging?Which endocrine gland alteration brought on by aging impacts the body's fluid balance adrenal atrophy Adrenal atrophy is an aging-related change to the endocrine gland that results in poor sodium and potassium regulation, putting the patient at risk for fluid imbalance.
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based on the observed numbers given earlier, the assumption that these two genes sort independently but there is only 40% penetrance for fluffy head, what are the expected numbers from your f1 x f1 cross for:
The expected number of individuals with fluffy head in an F1 x F1 cross can be estimated based on the observed numbers given earlier, as well as the assumption that the two genes sort independently but there is only 40% penetrance for fluffy head.
Assuming that the two genes are completely independent, the expected number of individuals with fluffy head in an F1 x F1 cross is equal to the product of the probability of each gene being expressed. The probability of the gene for fluffy head being expressed is 40% (0.4). The probability of the gene for not having fluffy head being expressed is 60% (0.6). Thus, the expected number of individuals with fluffy head in an F1 x F1 cross is 0.4 x 0.6 = 0.24.
Since the expected number of individuals with fluffy head in an F1 x F1 cross is 0.24, the expected number of individuals without fluffy head in an F1 x F1 cross is 0.76. This means that out of a total population size of 100 individuals, 24 individuals are expected to have fluffy head and 76 individuals are expected to not have fluffy head.
In conclusion, based on the observed numbers given earlier, the assumption that the two genes sort independently but there is only 40% penetrance for fluffy head, the expected number of individuals with fluffy head in an F1 x F1 cross is 0.24 and the expected number of individuals without fluffy head in an F1 x F1 cross is 0.76.
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which of the following dinner menu items would provide the most zinc? if you're not sure, use the single nutrients report for zinc in nutritioncalc plus
The best sources of zinc are oysters and red and white meat as well as poultry. Additional top sources include beans, almonds, crab, lobster, whole grains, breakfast cereals, and dairy goods.
What is an excellent source for both zinc and iron?Cereals and meat are the main sources of iron and zinc, with fortified iron and zinc possibly making a significant contribution.
Which foods are high in zinc?Meat, fish, and seafood are the food types that contain the most zinc [3]. The highest source of zinc per serving is found in oysters, while beef makes up 20% of Americans' daily zinc consumption since it is so widely consumed [7]. Zinc is also present in dairy and eggs [3].
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What truly describes a codon?.
Answer: cosines are specific mrna nucleotide sequences that code amino acids for protein synthesis
Explanation:
Each of the following is an effect of complement activation EXCEPT
A) interference with viral replication.
B) bacterial cell lysis.
C) opsonization.
D) increased phagocytic activity.
E) increased blood vessel permeability.
Bacterial cell lysis, opsonization, increased phagocytic activity, and increased blood vessel permeability are effects of complement activation except interference with the viral replication. Thus, the correct option is A.
What is Complement activation?Complement activation is a cascading event. Complement activation must follow a specific order if the end result is to be achieved. The circulating proteins in the activation have been grouped into three different activation pathways, which are based on the types of substances and proteins that initiate the activation process.
The three main consequences of complement activation process are the tagging of cells by C3b degradation products for phagocytosis, chemotaxis of the inflammatory cells in response to C3a and C5a, and the MAC-mediated cell lysis of the infected cells.
Therefore, the correct option is A.
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If a specimen is found to have large quantities of bilirubin, then it should be stored away from ________, which causes the breakdown of bilirubin, until further testing.
Until further testing, a specimen that is discovered to contain significant amounts of bilirubin should be kept out of the light, which accelerates bilirubin breakdown.
The amount of bilirubin in your urine is determined by bilirubin in the urine test. Normally, bilirubin is absent from urine. If bilirubin is present in your urine, this could be a warning indication of a liver problem. Your body produces bilirubin, a yellow material, as part of the regular process of destroying red blood cells. You produce bile, a substance that aids in food digestion, in your liver using bilirubin.
The majority of bilirubin is eliminated from your body by a functioning liver. However, bilirubin can accumulate in your blood and enter your urine if you have a liver disorder.
Light is the right response, thus.
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Which of the following is NOT a function of dendrites?
convey incoming messages toward the cell body
generate nerve impulses and transmit them away from the cell body
provide enormous surface area for receiving signals from other neurons
produce short-distance signals called graded potentials
The statement that does not depict the function of dendrites is as follows: generate nerve impulses and transmit them away from the cell body (option B).
What is dendrites?Dendrite is a slender projection of a nerve cell which conducts nerve impulses from a synapse to the body of the cell, also called a dendron.
Nerve cell is a cell of the nervous system which conducts nerve impulses; a neuron.
Dendrites perform the following function;
They receive the data or signals from another neuronDendrite collects and stores all incoming information from axon terminalsDendrites are the structures of neurons, which conduct electrical impulses toward the cell body of the nerve cellDendrites collect messages through other neurons or the nerves in the human bodyLearn more about dendrites at: https://brainly.com/question/13022334
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a region of a dna strand (or a sequence of nucleotides) that codes for a particular protein (form of a trait) is called a
A region of a dna strand (or a sequence of nucleotides) that codes for a particular protein (form of a trait) is called a coding region.
The coding region of a gene, also called the coding sequence (CDS), is the portion of the gene's DNA or RNA that encodes a protein.
The coding region of a gene is the part of the gene that is ultimately transcribed and translated into protein.Sum of its exons. The remainder of the gene is dotted with introns or regions that are clipped and ejected during RNA splicing.
The code for each gene uses four nucleotide bases of DNA.
Adenine (A), Cytosine (C), Guanine (G), and Thymine (T) - different ways to spell the three-letter "codon" that indicates which amino acid is required at each position in the protein.
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Which of these is mismatched?
cnidarian - nematocyst
planarian - ladderlike nervous system
sponge - collar cell
fluke - body cavity
roundworm - complete digestive tract
fluke - body cavity
The mismatched option is fluke-body cavity.
Flukes are the animals of the class Trematoda in phylum Platyhelminthes. These are generally parasitic in nature that infect humans, cattle, and other type of animals. They are sometimes called worms. These animals have flat structure and do not possess body cavity. The example of such organisms is liver fluke.
Body cavity is the space inside the body filled with fluid and it holds and protects the internal organs of the body. Not all type of species possess body cavity. The phyla in kingdom Animalia that possess body cavity are: Mollusca, Annelida, Arthropoda, Echinodermata, and Chordata.
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The process of transferring energy during respiration occurs in a series of steps.
The process of transferring energy during respiration occurs in a series of steps which are glycolysis, the Krebs cycle (also called the citric acid cycle), and electron transport.
All living creatures, including autotrophs and heterotrophs, have cells that respire. To create ATP, they all metabolize glucose. The Krebs cycle, also known as the citric acid cycle, electron transport, and glycolysis are the three processes that make up cellular respiration.
Enzymes are necessary for almost all bodily activities in order to catalyze reactions. The range of temperatures in which enzymes can function is limited. The optimum temperature for an enzyme is the temperature at which it functions best.
The enzyme will become denatured and be unable to carry out its intended function if there is a drastic change in temperature.
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1. dna replication produces two identical dna molecules, called blank, which separate during mitosis.target 1 of 8 2. after chromosomes condense, the blank is the region where the identical dna molecules are most tightly attached to each other.target 2 of 8 3. during mitosis, microtubules attach to chromosomes at the blank.target 3 of 8 4. in dividing cells, most of the cell's growth occurs during blank.target 4 of 8 5. the blank is a cell structure consisting of microtubules, which forms during early mitosis and plays a role in cell division.target 5 of 8 6. during interphase, most of the nucleus is filled with a complex of dna and protein in a dispersed form called blank.target 6 of 8 7. in most eukaryotes, division of the nucleus is followed by blank, when the rest of the cell divides.target 7 of 8 8. the blank are the organizing centers for microtubules involved in separating chromosomes during mitosis.
DNA replication produces two identical dna molecules, called blank, which separate during mitosis.
1. During mitosis, two identical DNA molecules known as SISTER CHROMATID(S) are produced as a result of DNA replication.
2. The CENTROMERE(S) is the region where the identical DNA molecules are most closely bound to one another after chromosomes condense.
3. At the KINETOCHORE, microtubules bind to chromosomes during mitosis (S)
4. In dividing cells, INTERPHASE is when the majority of the cell's growth takes place.
5. The MITOTIC SPINDLE(S) is a microtubule-based cell structure that develops during early mitosis and participates in cell division.
6. During interphase, a compound of DNA and protein known as CHROMATIN fills the majority of the nucleus.
7. In the majority of eukaryotes, cytokinesis, during which the rest of the cell divides, occurs after nucleus division.
8. During mitosis, the centrosomes serve as the organising hubs for the microtubules that separate the chromosomes.
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Anticlines, faults, and salt domes can serve as places where oil and natural gas become trapped. What they all have in common is that there is ____ rock above the oil and natural gas; otherwise, it would have escaped.
Impermeable
Anticlines, faults, and salt domes can serve as places where oil and natural gas become trapped. What they all have in common is that there is Impermeable rock above the oil and natural gas; otherwise, it would have escaped.
What exactly is an impermeable rock?Some rocks contain pores, which are empty spaces. Fluid can flow through the rock if these pores are linked. If the pores are not linked, no liquid, such as water, can flow through the rock. The rock is impermeable when the pores are not linked.
An anticline is a structural trap formed by rock strata folding into an arch-like shape. The rock layers in an anticlinal trap were originally laid down horizontally before folding into an arch-like shape known as an anticline due to earth movement.
Oil and natural gas can become trapped in anticlines, faults, and salt domes. They all have one thing in common: impermeable rock above the oil and natural gas; otherwise, it would have managed to escape.
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there is a bone on the lab bench in front of you. on it, you see that there is a smooth and slightly convex articular surface. this bone marking would be considered a head, such as those found on the vertebrae. facet, such as those found on the vertebrae. head, such as those found on the femurs. facet, such as those found on the femurs.
There is a bone on the lab bench in front of you. on it, you see that there is a smooth and slightly convex articular surface. this bone marking would be considered a facet, such as those found on the vertebrae.
What is vertebrae?
The cervical spine (C1-C7), thoracic spine (T1-T12), lumbar spine (L1-L5), sacral spine (S1-S5), and tailbone are the vertebrae (back bones) of the spine. A disc separates every vertebra from the next. The spinal cord is encased in and secured by the vertebrae.
What is a articular surface?Specialized hyaline cartilage, which forms articular surfaces, offers a wear-resistant, low-friction lubricated surface that is compressible and elastic and can withstand tremendous compression and shear stresses during weight bearing and muscular contractions.
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Which of the following claims about the TYR, TRP2, and TRP1 mammalian genes is most likely to be accurate?
The TYRTYR, TRP2TRP2, and TRP1TRP1 genes may be located on different chromosomes but are activated by the same transcription factor.
Tyrosinase-related proteins TRP 1 and 2 control the quality of the melanin and, to a certain extent, suppress apoptosis. The TYR gene is a tyrosine-producing gene that is found on the 11th chromosome.
Option A represents the true genetic claim. -The TYR, TRP2, and TRP1 genes are located next to each other on a single chromosome and are organized into an operon.
What do the mammalian genes TYR, TRP2, and TRP1 do?
The TYR, TRP 1 and TRP 2 are responsible for producing the coloration enzyme called melanin and the genes are located on the same chromosome.The fact that the mRNA transcription factors that regulate and control the genes' mRNA are the same means that the genes are operons.The MITF transcription factor, which is activated by the alpha-melanocyte hormone, controls the TYR, TRP 1 and 2 genes.Hence, The correct option is A .
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Full Question
Which of the following claims about the TYR, TRP2, and TRP1 mammalian genes is most likely to be accurate?
A-The TYR, TRP2, and TRP1 genes are located next to each other on a single chromosome and are organized into an operon.
B-The TYR, TRP2, and TRP1 genes may be located on different chromosomes but are activated by the same transcription factor.
C-The TYR, TRP2, and TRP1 genes are identical genes since they are activated by the same transcription factor.
D-The TYR, TRP2, and TRP1 genes may be located on different chromosomes but with identical operator sequences.
