If the production of cyclins is halted during the cell cycle, the cell would remain in the same phase (e.g.- G2) and would not be able to enter into mitosis.
The cyclins are the most important core cell cycle regulators. They are a group of related proteins, as well as there are four basic types found in humans and most other eukaryotes.
Each of the cyclin is connected with a particular phase, transition, or a set of phases in the cell cycle, which helps in driving the events of that particular phase or period.
Cell cycle arrest can occur if cyclins fail to degrade. The levels of the different cyclins vary considerably across the cell cycle. A typical cyclin is present at low levels for most of the cycle, however, it increases strongly at the stage where it is needed.
To learn more about cyclin here
https://brainly.com/question/8166089
#SPJ4
According to hobbes's leviathan, what is the only hope of humanity against its own depravity?
According to hobbes's leviathan, the only hope of humanity against its own depravity is that Humankind's only hope is to submit to a higher authority.
Hobbes maintained in Leviathan (1651) that the consent of the governed, who in a fictitious social compact promised to obey the sovereign in all affairs in exchange for a guarantee of peace and security, was ultimately what justified the sovereign's absolute power.
Hobbes argued that anarchy, in which the powerful rule the weak, is the fundamental state of humanity. Hobbes proposed that individuals or communities should "contract" with a protector as their sovereign in order to eliminate this fundamental anxiety. Individuals agree to forfeit all rights as part of this social compact, while the protector retains all rights.
Learn more about hobbes's leviathan here;
https://brainly.com/question/12069986
#SPJ4
Aniline (c6h7n) has a pkb = 9. 4. what are the dominant species present in water if the ph is held constant at ph = 8?
c6h7N, H3O+ are the condition where dominant species present when water pH is 8. Thus, option B is correct.
What does pH value mean?pH is the negative logarithm value of H+ ion concentration otherwise known as the power of hydrogen.
The pH values range from 0 to 14 if the value is below 7 is acidic and above 7 is basic.
The value of pH 7 is considered as neutral like pure water.
The most common method for measurement of pH is by using pH meter where a pH-sensitive electrode and a reference electrode are used
Thus, option B is correct
Learn more about pH, here:
https://brainly.com/question/26415292
#SPJ4
Your question was incomplete, probably the question was
Aniline (c6h7n) has a pkb = 9. 4. what are the dominant species present in water if the ph is held constant at ph = 8?
A. c6h8N+ , H3O+
B. c6h7N , H3O+
C. c6h7N , OH−
D. c6h8N+, OH−
Describes an accumulation of earwax that forms a solid mass by adhering to the walls of the external auditory canal.
An accumulation of earwax that forms a solid mass by adhering to the walls of the external auditory canal
Excess or compacted cerumen is the buildup of ear wax that causes a blockage in the ear canal and may result in hearing loss if it presses against the eardrum or obstructs the external auditory canal or hearing aids.
To maintain and defend itself, the ear produces earwax. It is produced by skin-covered glands that border the outer portion of your ear canals. These tubes contain wax and microscopic hairs that catch dust and other foreign objects that could harm deeper structures, like your eardrum.
However, if it accumulates, it can become an issue since it irritates your ears and impairs your ability to hear. Only the outside of the ears should be cleaned, and earwax should only be softened with drops or water.
To learn more about earwax please visit-
https://brainly.com/question/11793863
#SPJ4
For a biology project, you measure the weight in grams, and the tail length, in millimeters (mm), of a group of mice. the equation of the least-squares line for predicting tail length from weight is:________
The equation of the least-squares line for predicting tail length from weight is: predicted tail length = 20 + 3 × weight .
Determining how variation in morphology affects animal performance (and ultimately fitness) is key to understanding the complete process of evolutionary adaptation. Long tails have evolved many times in arboreal and semi-arboreal rodents; in deer mice, long tails have evolved repeatedly in populations occupying forested habitat even within a single species (Peromyscus maniculatus).
We use a combination of functional modeling, laboratory studies, and museum records to test hypotheses about the function of tail-length variation in deer mice.
First, we use computational models, informed by museum records documenting natural variation in tail length, to test whether differences in tail morphology between forest and prairie subspecies can influence performance in behavioural contexts relevant for tail use. We find that the deer- mouse tail plays little role in statically adjusting centre of mass or in correcting body pitch and yaw, but rather it can affect body roll during arboreal locomotion.
In this context, we find that even intraspecific tail-length variation could result in substantial differences in how much body rotation results from equivalent tail motions (i.e., tail effectiveness), but the relationship between commonly-used metrics of tail-length variation and effectiveness is non-linear.
Learn more about Morphology here : https://brainly.com/question/1384273
#SPJ4
What is bone made of? List and give the percentages of the cellular and extracellular components of bone.
The _____ stage lasts approximately _____ week(s), beginning at conception.
a. fetal; 9
b. embryonic; 4
c. neonatal; 1
d. germinal; 2
The embryonic stage lasts approximately 4 week(s), beginning at conception. Details about stages of development can be found below.
What are the stages of development?The stages of development of a human is summarized into four stages as follows:
Embryonic stageGerminal stageFetal stageIn the embryonic stage of development, which occurs after conception, the baby is called an embryo. Embryonic stage lasts 4 weeks.
During the embryonic stage, the cells of the embryo (called embryonic stem cells) multiply and develop. They become the hundreds of different types of cells needed to make a whole human body.
Learn more about embryonic stage at: https://brainly.com/question/14233911
#SPJ1
_________________ was the first to describe that traits inherited from parents and adaptations to environment shaped organisms.
Buffon was the first to describe traits inherited from parents and adaptations to environment-shaped organisms.
What was the idea proposed by Buffon?The fundamental tenet of contemporary evolutionary theory is that species evolve with time, according to Buffon. Comparative anatomy, a method he developed for comparing comparable features in various species, is still employed today to research evolution and is covered in the section on proof for evolution.
Despite the fact that Buffon's findings convinced him that species do indeed change through time, he was unable to suggest a mechanism for how this transition happened.
Learn more about Buffon here:
https://brainly.com/question/5277524
#SPJ4
Translation begins at a ______ codon which is _____ and ecodes for the amino acid ________
Translation begins at an AUG codon and encodes for the amino acid
The translation is the process by which ribosomes in the cytoplasm or endoplasmic reticulum make proteins after the process of converting DNA to RNA in the cell's nucleus, as defined by molecular biology and genetics.
A messenger RNA (mRNA) molecule's genetic code is deciphered during translation, which results in a precise order of amino acids in a polypeptide chain. Similar to transcription, it takes place in the cytoplasm after DNA transcription and has three stages: initiation, elongation, and termination.
The process by which information contained in messenger RNA (mRNA) guides the addition of amino acids during protein synthesis is known as translation in the context of genomics.
To learn more about translation please visit-
https://brainly.com/question/16746467
#SPJ4
When a portion of a chromosome breaks off and attaches to a different chromosome this is called a:_______
Answer:
Translocation
Explanation:
The _____ approach to psychology links psychological processes to activities in the brain.
The behavioural neuroscience approach to psychology links psychological processes to activities in the brain.
This field typically looks at the neurotransmissions in the brain and the psychological processes connected to biological activity. It is a more comprehensive, up-to-date version of physiological psychology and includes a variety of subjects, such as neuropsychology, learning and memory, motivation and emotion, and sensory processes, as well as the genetic and molecular biological underpinnings of behaviour.
By improving our knowledge of how to evaluate, comprehend, predict, enhance, and manage human behaviour, behavioural neuroscience research studies equip us with the means to handle a wide range of societal problems.
To learn more about behavioural neuroscience click here
brainly.com/question/14515496
#SPJ4
Plasma cells:________
a) all of these choices are correct.
b) function in cell-mediated immunity.
c) function in blood clotting.
d) are derived from t-lymphocytes.
e) produce and secrete antibodies
Plasma cells derived from differentiated B lymphocytes performs variety of functions. So the correct answer is a) all of these choices are correct.
Differentiated B-lymphocyte white blood cells(WBCs) called plasma cells are able to secrete immunoglobulin or antibodies. These cells, which are the primary cells in charge of humoral immunity, play a crucial part in the adaptive immune response.
An individual is considered to have agammaglobulinemia without them and is extremely vulnerable to repeated infection. Here, the clinical manifestations brought on by inappropriate plasma cell growth and development are examined, along with the haematological lineage, structure, and function of plasma cells. Plasma cells produce factors which are essential for blood clotting.
To learn more about plasma cell click here
brainly.com/question/21628699
#SPJ4
Why are amphibians known as the ""planet’s greatest survivors""? How have they evolved over time?
Amphibians are referred to as the "planet's greatest survivors" because they have repeatedly avoided extinction over the course of 400 million years.
How did the amphibians survive?
Over the years, the amphibians have had to adapt to various surroundings. Small animals called amphibians require water or a moist environment to exist. This group of species includes newts, salamanders, toads, and frogs. All have extremely thin skin that allows them to breathe and absorb water. Additionally, amphibians have unique skin glands that create functional proteins.
According to fossil evidence, amphibians descended from lobe-finned lungfish about 365 million years ago. They were very successful since they were the first terrestrial vertebrates. Some of them were considerably bigger than modern-day amphibians. The predominant group of land vertebrates for more than 100 million years was amphibians.
Learn more about amphibians here:
https://brainly.com/question/14658419
#SPJ4
What does it mean when we say that genetic factors influence what dose of a drug will be safest and most effective for you?
Genetic factors influence what dose of a drug will be safest and most effective for you It means different people frequently react differently to the same medication therapy.
The physiological processes that make up the drug disposal process are intricate and start happening as soon as the medication is administered. The medicine is carried up by the body and delivered to the locations that need it. There, it interacts with cellular elements like receptors and enzymes to undergo additional metabolization before being eliminated from the body.
Genetic diversity has the potential to change an individual's therapeutic response at any moment along this process and result in a negative medication reaction (ADR). According to estimates, genetic diversity accounts for 20 to 95 per cent of the variability in drug disposition, such as ADRs.
To learn more about Genetic diversity click here
brainly.com/question/14696671
#SPJ4
Explain and briefly summarize the egg example that Czerski uses to explain the law of conservation of angular momentum. Then, come up with a forensics-based example that would explain this law or a forensic scenario where this law could come into play and be discussed.
The egg example that Czerski uses to explain the law of conservation of angular momentum is that according to the principle of conservation of angular momentum, anything that is spinning will keep spinning until it is stopped.
Similarly, in the example of an egg given by Czerski If you spin a raw egg and then try to stop it by placing your finger on the shell, the egg will continue to spin since the uncooked portion of it is still in motion.
The law of conservation of angular momentum states that an object's angular momentum won't change in the absence of any external tension.
Its angular momentum is conserved as long as there is no net external torque acting on the system.
In forensic science, reconstruction of crime scenes is a crucial application of physics because instances involving accidents, body falls from heights, weapon projectile motion, bullet or tool case analysis, glass penetration of quick stone.
And law of conservation of angular momentum plays a great role in the reconstruction of those crime scenes and also in the firearm identification.
Learn more about law of conservation of angular momentum here https://brainly.com/question/7538238
#SPJ1
What was the main goal of the human genome project (hgp)? see concept 21.1 (page)
The main goal of the human genome project(hgp) is to identify the nucleotide sequence of the whole human genome and map all of the human genes.
To identify the DNA sequence of the entire human genome, researchers from around the world collaborated on the Human Genome Project (hgp).
Sequencing the entire genome. Identification of the complete human genome are some other goals for human genome project.
The Human Genome Project (HGP) was an international, cooperative research initiative with the aim of completely mapping and comprehending every human gene. Our "genome" is the collective name for all of our genes.
The Human Genome Project located the entire human gene pool, sequenced them all, and identified some alleles, notably those that, in the event of a mutation, are capable of causing disease.
Genes may be mapped in relation to other genes or to the physical characteristics of the chromosome.
Learn more about Human genome project here https://brainly.com/question/3913175
#SPJ4
One of the major problems associated with long-term, high-level nuclear waste storage is?
One of the major problems associated with long-term, high-level nuclear waste storage is selecting an environment that will remain stable for many years (e.g., 10,000 years or more).
What is nuclear waste?The expression 'nuclear waste' makes reference to the radioactive waste produced by nuclear power plants, which is highly toxic and may cause severe harm to the ecosystems and human populations.
Nuclear waste always must be kept in safety containers that will be stored for many thousand years until radioactivity decays.
In conclusion, one of the major problems associated with long-term, high-level nuclear waste storage is selecting an environment that will remain stable for many years (e.g., 10,000 years or more).
Learn more about nuclear waste here:
https://brainly.com/question/13137138
#SPJ1
The dilatation of blood vessels allowing the passage of fluid, antibodies, and wbcs into the infected body area is known as?
The dilatation of blood vessels allowing the passage of fluid, antibodies, and WBCs into theinfected body area is known asvasodilation
What were the responsibilities delegated to the environmental protection agency (epa) at its creation in 1970?
Enforcing current regulations for clean air, water, and control pesticides were the responsibilities delegated to the environmental protection agency at its creation in 1970.
The United States federal government's independent Environmental Protection Agency (EPA) is in charge of environmental protection issues. On July 9, 1970, President Richard Nixon suggested creating the EPA.
The United States federal government's independent Environmental Protection Agency (EPA) is in charge of environmental protection issues like regulation for clean air and water.
The Environmental Protection Agency develops and implements environmental legislation, funds and conducts research, and guards against serious health threats to people and the environment.
The Environmental Protection Agency (EPA) is charged with creating and enforcing rules, researching environmental problems, and educating the public about environmental matters.
The Environmental Protection Agency develops and implements environmental legislation, funds and conducts research, and guards against serious health threats to people and the environment.
Learn more about Environment protection agency here https://brainly.com/question/14956213
#SPJ4
What is most likely to occur in a patient infected with a mutant strain of bordetella pertussis that lacks functional adhesins?.
A patient infected with a mutant strain of Bordetella pertussis that lacks functional adhesins will most likely not develop the disease.
What are adhesins?Adhesins are any of the several factors that enable bacteria to adhere to epithelial surfaces of the host cell as a step towards infection.
It is very cogent for bacterial pathogens to attach or adhere to the surface of a host cell because they can be easily flushed off.
However, this means that if a bacterial pathogen cannot adhere successfully to a host cell surface, it will likely not be able to replicate and cause disease.
Therefore, a patient infected with a mutant strain of Bordetella pertussis that lacks functional adhesins will most likely not develop the disease.
Learn more about adhesins at: https://brainly.com/question/22431490
#SPJ1
The most likely in a patient infected with B pertussis that lacks functional adhesins is that bacterium cannot colonize the lower respiratory system.
What are adhesins?Adhesins are specific proteins used by cells (both host cells and pathogenic microorganisms) capable of binding to other cell surfaces.
These proteins (adhesins) are fundamental during the disease progression in order to infect suitable hosts, thereby they are virulence factors and therapeutic targets.
In conclusion, the most likely in a patient infected with B pertussis that lacks functional adhesins is that bacterium cannot colonize the lower respiratory system.
Learn more about adhesins here:
https://brainly.com/question/9641803
#SPJ1
During binary fission in a bacterial cell, a base pair is changed from adenine to cytosine. what has just occurred?
During binary fission in a bacterial cell, a base pair is changed from adenine to cytosine due to a random mutation.
Binary fission is a type of asexual reproduction through which a bacteria divides and its body is separated into two new bodies.
If during binary fission in a bacterial cell, a base pair is changed from adenine to cytosine, it is because of a random mutation. A mutation is a genetic alteration or a change in the DNA sequence which results in the generation of a variant. Mutations in the DNA sequence which occur without any specific pattern is known as a random mutation.
To learn more about mutation here
brainly.com/question/13923224
#SPJ4
The plasmodesmata in plants are functionally most similar to which animal cell junction?
select one:
a. desmosome
b. gap junction
c. adherens junction
d. tight junction
Answer:
B.) Gap junction
Explanation:
Plasmodesmata (singular form: plasmodesma) are intercellular organelles found only in plant and algal cells. (The animal cell "equivalent" is called the gap junction.)
Which one of these scenarios is most like social conditioned place preference?
Choices:
A person has a fantastic date on a Florida swamp tour and later develops an affinity for swimming in swamps.
The fulfillment that Charles finds in bodybuilding leads him to become an orthopaedic surgeon.
After having an excellent class in a red classroom, a student starts preferring to study in rooms with red wallpaper as opposed to blue.
Sally loves popcorn and winds up working in her city's biggest corn factory.
The fulfillment that Charles finds in bodybuilding leads him to become an orthopedic surgeon.
The initially neutral environmental signals become linked to the unconditioned stimulus's motivating qualities, which might cause behavior to either approach or avoid the environment. To increase the ability to make causal claims, control and treatment group are frequently used in practice.
Similar to Pavlovian conditioning, environmental signals are frequently combined with an unconditioned stimulus that naturally elicits a response before conditioning (the unconditioned response). The neutral stimulus will eventually start to evoke reactions that resemble the unconditioned response with repetition and pairings. The unconditioned stimulus in conditioned location preference could be anything, such as food pellets, water, sweet liquid, novel toys, social engagement, drug intoxication, drug withdrawal, foot shock, illness, wheel running, copulation, or any number of other things.
Learn more about Prefer loud social activities https://brainly.com/question/14478078
#SPJ1
What is the net production of atp molecules per glucose molecule in the muscles if glycogen is the source of the glucose?.
3 mol
If glycogen is the source of the glucose, the muscles produce 3 mol of ATP for every molecule of glucose.
To maintain the oxidation of glucose and the net output of 2 ATP per mol of glucose oxidized, NADH is converted to NAD+ via the conversion of pyruvate to lactate, which is mediated by lactate dehydrogenase (or 3 mol of ATP if the source is muscle glycogen).
Adenosine triphosphate, or ATP,
When glycogen is broken down in the muscles, the following reaction takes place:
(Glucose)n + Pi (Glucose)n-1 + (Glucose)-1-phosphate
If glucose comes from glycogen, what is the net generation of ATP molecules per glucose molecule in the muscles?NADH is converted to NAD+ via the conversion of pyruvate to lactate, which is catalyzed by lactate dehydrogenase, in order to maintain the oxidation of glucose and the net yield of 2 ATP per mol of glucose oxidized (or 3 mol of ATP if the source is muscle glycogen).
What is the glucose molecule's net ATP production?In aerobic respiration, one glucose molecule results in a net ATP gain of 38 ATP. It includes the ATP generated during the glycolysis process, link reaction, TCA cycle, and oxidative phosphorylation in the electron transport system from the oxidation of NADH and FADH2, which results in the production of 3 ATP and 2 ATP, respectively.
learn more about production of ATP molecules per glucose here
https://brainly.com/question/4493010
#SPJ4
When the zygote first divides, the two daughter cells are the ______ cell and the ______ cell.
When the zygote first divides, the two daughter cells are the apical cell and the basal cell.
To develop into a mature embryo, the zygote created during fertilization must go through a number of cellular divisions and differentiations. The cotyledons, root meristem, root cap, shoot apical meristem, and hypocotyl are the five main parts of an end-stage embryo.Asymmetrical cell division is the norm for plant zygotes, resulting in the creation of two daughter cells with different developmental cell fates. The bigger basal cell will divide to become a temporary suspensor, whilst the smaller apical cell will grow to become the majority of the embryo proper.learn more about zygote here: https://brainly.com/question/1151355
#SPJ4
The lac operon of E. coli is ________ when the repressor is bound to ________. Group of answer choices active; tryptophan inactive; lactose active; lactose inactive; tryptophan
The lac operon of E. coli is active when the repressor is bound to lactose
Morphologically, the bacteria E. coli ( known as Escherichia coli ) is straight, rod shape (bacillus) bacterium.
Its colony is identified in two major forms, namely:
The smooth formThe rough formE. coli belongs to the family Enterobacteriaceae, order Enterobacteriales, class Gammaproteobacteria and phylum Proteobacteria.
What are bacteria?These are simple prokaryotic and unicellular organisms which posses the following characteristics:
They reproduce as- e - xu -allyThey are microscopic organismsSome are parasites while some saprophytesSo therefore, The lac operon of E. coli is active when the repressor is bound to lactose
Learn more about bacteria E. coli:
https://brainly.com/question/4050154
#SPJ1
You collect individuals from different allopatric populations of a leaf-eating beetle. In the laboratory, you conduct mate-choice experiments to assess levels of reproductive isolation among beetles from different populations. Assuming that ecological speciation occurred in the wild, which pattern should you expect?.
Less reproductive isolation among populations that share similar habitats
What is Reproductive Isolation?The reproductive isolation mechanisms are a set of evolutionary mechanisms, behavioral, and physiological processes that are essential for speciation.
They either prohibit individuals of other species from having children or guarantee that any children are infertile. When individuals or groups diverge in the time of various behaviors, such as foraging or mating, reproductive isolation can arise.
Toad species Bufo americanus and Bufo fowleri exhibit reproductive isolation due to changes in mating season. Members of these species can successfully cross in the lab, resulting in healthy, viable hybrids. Temporal isolation, ecological isolation, behavioral isolation, and mechanical isolation are the three modes.
To learn more about reproductive isolation from the give n link
https://brainly.com/question/2053875
#SPJ4
Stimulation of what area causes contraction of muscles on the opposite side of the body?
Stimulation of Myofibrils present in the Muscle causes contraction.
A muscle contraction occurs when the Action Potential travels along the nerves thereby leading to contraction.
The action potential generated at the muscle occurs due to the release of Acetylcholine through the motor neuron. Calcium ions from the sarcoplasmic reticulum of the muscle are released on detection of action potential leading to the further events of muscle contraction by shortening of the length of the sarcomeres running along the length of the myofibrils.
Learn more about Sarcomere here, https://brainly.com/question/6908670
#SPJ4
An intestinal hormone that stimulates the release of insulin from the pancreatic islet cells is?
Secretin is a hormone produced in the intestines that promote the release of insulin from pancreatic islet cells.
Discussion about secretin:
When fatty acids and acidic chyme are present, secretin is released. It performs a number of functions by attaching to secretin receptors, the majority of which are related to digestion and acid neutralization. In its principal function, secretin tells the pancreas to release bicarbonate ions into the pancreatic juice, raising the pH to between 8 and 8.3 in order to neutralize the acidic chyme. The pancreatic juice's digesting enzymes may function at their best as a result, safeguarding the duodenum's lining.Additionally, secretin controls the pyloric sphincter's tightness, gastrin release, HCl synthesis, and small intestine motility.As a result, secretin also encourages the pancreas to produce more insulin in response to ingesting glucose.
Learn more about secretin here:
https://brainly.com/question/9225171
#SPJ1
The water and carbon dioxide from the air combine to make
Answer:
In photosynthesis
Carbon dioxide and water from the atmosphere are converted into sugar(Glucose).
This is the process of photosynthesis
In what direction, clockwise or counterclockwise, do the major circulation patterns rotate in the northern and southern hemispheres? why does each hemisphere have a different pattern?
The Coriolis effect makes storms swirl clockwise in the southern hemisphere and counterclockwise in the northern hemisphere. Because earth rotates on its axis circulating air is deflected towards the right in the northern hemisphere and towards the left in the southern hemisphere this effect called Coriolis effect.
Hurriances spin counterclockwise because the Coriolis effect. The equator rotates faster than other area of earth's surface and moving in a straight line on north to south axis will curve.
In southern hemisphere currents are deflected to the left. Storm system seem to rotate clockwise. This force is caused by the earth rotation and responsible for air being.
To learn more about Coriolis effect here
https://brainly.com/question/2478442
#SPJ4