Answer:
There ya go!!
Explanation:
Entropy is defined as the measure of heat that is available in any kind of system. When moving towards the next levels in the food chain, the distribution of heat will be less at each stage and at the lower levels of food chain the heat energy that is produced will be high and the value of entropy will be less.
Answer:
Entropy is the tendency of a system towards a larger number of random arrangements. Overall, entropy must increase during processes, so a system will tend towards greater disorder. The energy available for organisms decreases from one trophic level to another, because some of the energy is dissipated as heat from each level to the next because of that tendency toward disorder.
Explanation:
where do most of the nerve fibers of the sympathetic division of the autonomic motor pathways arise from? multiple choice medulla oblongata cranial nerves brain stem cervical nerves thoracolumbar spinal nerves
The sympathetic division of the autonomic motor pathways nerve fibers mostly arise from thoracolumbar spinal nerves. Here is an explanation: Sympathetic division is the division of the autonomic nervous system that is associated with the fight-or-flight response.
It is responsible for maintaining physiological homeostasis in times of stress and emergency. The preganglionic fibers of the sympathetic division arise from the thoracolumbar spinal cord segments T1 to L2 (thoracolumbar outflow).
The preganglionic fibers pass through the anterior roots of the spinal cord and enter the white communicating rami communicantes to reach the sympathetic trunk ganglia. The ganglia are the chain of ganglia that lie on either side of the vertebral column.
From here, the postganglionic fibers arise that innervate the target organs. They either terminate directly on the effector organ or synapse in other ganglia before reaching the target organ.
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Describe what a neutral atom is
a species has a better chance of surviving if it has greater variation in its ____
Answer:
Genes
Explanation:
How do systems interact in the human body?
Systems in the human body interact through complex mechanisms that involve communication and coordination.
The human body is made up of several interconnected systems, including the nervous system, circulatory system, respiratory system, digestive system, and many others. These systems work together to maintain homeostasis and ensure the proper functioning of the body.
They interact through various means, such as the transmission of electrical signals, chemical messengers (hormones), and physical connections. For example, the nervous system communicates with other systems by sending electrical signals through neurons, allowing for rapid coordination of activities.
The circulatory system transports oxygen and nutrients to different tissues and organs, supporting their function. The respiratory system interacts with the circulatory system to exchange gases, providing oxygen to cells and removing carbon dioxide.
Overall, these interactions enable the integration of different systems and contribute to the overall functioning and health of the human body.
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How does a Euglena identify a light source and move toward it so photosynthesis can occur?
Answer:
A. by using eyespots and flagella
Explanation:
The Euglena identifies a light source and move toward it so photosynthesis can occur "by using eyespots and flagella"
When euglena undergoes photosynthesis, it detect light through its eyespot and move toward it. This process is known as phototaxis. It uses its flagella to move toward the light. The flagella is a long whip-like structure which is used by the euglena to move.
The Euglena is both a heterotrophic and an autotrophic organism. The euglena has chloroplasts which trap sunlight that is used for photosynthesis.
please help answer 3-5
Answer:3 = ELEMENT
4=electron
5=electron
Explanation:
a cell has 6 chromosomes present during prophase of mitosis. how many chromosomes would you expect to see in the call during anaphase of mitosis
In the cell's prophase of mitosis, it was mentioned that 6 chromosomes were present. During anaphase of mitosis. the number of chromosomes since mitosis involves cell division that results in the formation of two daughter cells,
The 6 chromosomes present during prophase of mitosis would have replicated themselves into a pair of chromatids held together by a centromere during metaphase of mitosis. During anaphase of mitosis, the chromatids separate, and each daughter cell inherits one complete set of chromosomes.
Therefore, in anaphase of mitosis, we would expect to see 12 chromosomes in the cell (6 chromosomes replicated into a pair of chromatids that separate into two daughter cells, each with 6 chromosomes). The correct answer is 12 chromosomes.
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Describe the role of gravity in the solar system and in the milky way galaxy?..
20 points.
Answer:
Gravity is what holds the universe together, gravity gets help from the solar system and planets and the stars and all together if holds the planets in orbit around the sun and moon
Explanation:
what happened to the mean arterial blood pressure during light and heavy exercise? briefly explain your findings.
The mean arterial blood pressure (MAP) is the average arterial pressure during one cardiac cycle. It is usually calculated as the diastolic blood pressure plus one-third of the difference between systolic and diastolic pressure. Light and heavy exercises have different effects on MAP, which is due to the varying levels of intensity.
During light exercise, MAP increases initially, and then it returns to baseline values after a few minutes. On the other hand, during heavy exercise, MAP increases significantly. MAP increases more during dynamic exercise than static exercise since muscle activity during dynamic exercise needs more oxygen and nutrients than during static exercise.
The heart rate and cardiac output increase to meet the oxygen demands of the muscles during exercise. During heavy exercise, sympathetic nervous system activity increases, resulting in vasoconstriction and an increase in systemic vascular resistance.
This results in increased blood pressure during heavy exercise.
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which type of graph would best represent the data from an experiment testing to see if there is a correlation between how much coffee a student drinks and how well they do in biology class?
When considering which type of graph would best represent the data from an experiment testing to see if there is a correlation between how much coffee a student drinks and how well they do in biology class, a scatter plot would be the most suitable.
A scatter plot is a graph used to determine whether there is a correlation or not between two variables. A scatter plot would be the most suitable graph for this data as it would allow the data to be plotted for both coffee intake and biology grades on the same graph. The x-axis would represent coffee intake while the y-axis would represent biology grades.
Each student's data point would then be plotted at the intersection of their coffee intake and biology grade, with the final plot being a collection of all students' data points. A scatter plot would be the most suitable choice because it would help to determine if there is a correlation between coffee intake and biology grades. If there is a strong positive correlation, it would suggest that coffee intake may be helping students do better in biology.
On the other hand, if there is no correlation or a weak correlation, then it would suggest that coffee intake has no effect on students' biology grades. More than 100 words.
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which of the following statements is not true of secondary succession
Answer:
A. It occurs in ecosystems without soil
Explanation:
Secondary succesion occurs when an established ecosystem is disturbed and damage to an extensive degree. Therefore to say that it occurs without soil is wrong.
Which of the following body parts is not composed of structural proteins?
a) Muscle
b) Nails
c) Bones
d) skin and bone matrices
Nails are not composed of structural proteins. Instead, they primarily consist of a protein called keratin. Option b) Nails.
Keratin is a fibrous structural protein that provides strength and protection to the nails. It is also found in other structures like hair and the outer layer of the skin (epidermis). However, nails themselves are not composed of structural proteins like muscle, bones, or the skin and bone matrices.
In contrast, muscles are composed of structural proteins such as actin and myosin, which enable muscle contraction and movement. Bones are predominantly made up of structural proteins like collagen, providing support and framework for the body. Similarly, the skin and bone matrices contain structural proteins like collagen and elastin, contributing to their strength and elasticity. However, nails differ in composition as they primarily consist of keratin rather than structural proteins. Option b) Nails.
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12. List the 3 particles that make up an atom AND their charge,
help me please! for forensics!!
_______ is a pattern that helps to place an object in the scene; normally, the area in question lacks blood even though areas surrounding it show blood spatter stains.
if lactose is accumulating outside of e. coli and is unable to enter, then which element of the lac operon is most likely mutated
Lactose is an inducer molecule in the E. coli lac operon. When lactose is not present, the repressor protein encoded by the lacI gene binds to the operator region, which prevents RNA polymerase from transcribing the lacZ, lacY, and lacA genes.
Therefore, lactose is the substrate for beta-galactosidase, the enzyme that breaks down lactose into glucose and galactose in the cell. This makes lactose available to the cell as an energy source.Mutations can occur in the operator, promoter, repressor, or structural genes of the lactose operon. If lactose cannot enter the cell, a mutation most likely occurred in the lacY gene that encodes lactose permease.
Lactose permease is a transmembrane protein that transports lactose into the cell. Mutations in lacZ or lacA genes could also prevent the accumulation of lactose outside the cell. However, these genes encode proteins involved in lactose metabolism, which would result in intracellular accumulation of lactose rather than extracellular accumulation.A mutation in the lacI gene could result in the inability of the repressor protein to bind the operator region, which would lead to constitutive expression of the lac genes.
In this case, the presence of lactose would not affect the expression of the operon since the repressor protein is not functional.
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what organelles convert energy from one form to another, have their own dna, and are surrounded by a double membrane?
Answer:
Mitochondria
Explanation:
convert energy from one form to another, have their own genetic material, surrounded by double membrane.
Answer: Chloroplasts and Mitochondria
2 A bus travels 20 km in 30 minutes. What is the average speed of the bus?
F 20 km/h
G 30 km/h
H 40 km/h
J 50 km/h
Answer:
H
Explanation:
Answer:
h
Explanation:
Arrange these statements in the right order to describe inspiration (inhalation). Use numbers 1-5.
____ Air is drawn into the lungs
____ Air pressure in the chest cavity decreases
____ Lungs expand
____ The diaphragm contracts and flattens
____ The muscles between the ribs contract to move the ribs up and out
Here is the correct order of the statements to describe inspiration (inhalation):1. The diaphragm contracts and flattens.2. The muscles between the ribs contract to move the ribs up and out.3. Air pressure in the chest cavity decreases.4. Lungs expand.5. Air is drawn into the lungs.
Inhalation, also known as inspiration, is the process of breathing in air. The diaphragm is a sheet of muscle that separates the thorax (chest) from the abdomen. When the diaphragm contracts, it flattens out. This increases the amount of space in the chest cavity. At the same time, the muscles between the ribs contract and move the ribs up and out. This also helps to increase the space in the chest cavity.
As a result, air pressure in the chest cavity decreases and air is drawn into the lungs. The lungs expand and fill with air, allowing the oxygen in the air to be absorbed into the bloodstream.
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The biosphere consists of an extensive network of interconnected:-
a) forests
b) countries
c) food chains
d) ecosystems
which of the following statements is a feature of the wobble hypothesis? group of answer choices when inosine (i) is the first nucleotide of an anticodon, up to three different codons can be recognized by that trna. trna molecules can recognize codons that specify two different amino acids. the wobble occurs only in the third base of the anticodon. an amino acid-specific trna molecule can recognize only one codon.
The feature of the wobble hypothesis is when inosine (I) is the first nucleotide of an anticodon, up to three different codons can be recognized by that tRNA.
The Wobble hypothesis is used to explain the codon-anticodon pairing process during translation in living cells. This hypothesis is important in describing the base pairing between the third base of a codon (5'-3') and the first base of an anticodon (3'-5') of tRNA.
The wobble hypothesis also describes how the specificity of tRNA molecules varies between codons and anticodons.Therefore, the feature of the wobble hypothesis is when inosine (I) is the first nucleotide of an anticodon, up to three different codons can be recognized by that tRNA. The inosine nucleotide contains a base that can base pair with any of the four standard nucleotides. The nucleotide base pairing patterns on the third nucleotide of the codon are often variable in many species, thus a single tRNA can pair with various codons at different times.
This variation of base pairing at the third codon position is known as wobbling, and the bases that can pair with any of the four nucleotides are known as wobble bases.
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what feature or structure in the simulation indicates that this is eukaryotic translation? the small ribosomal subunit binds to a shine-dalgarno sequence in the mrna and locates a nearby aug codon. the small ribosomal subunit binds to the 5' end of the mrna and scans to the nearest aug codon. the first incorporated amino acid is methionine.
The feature or structure in the simulation that indicates eukaryotic translation is the small ribosomal subunit which binds to the 5' end of the mRNA and scans to the nearest AUG codon. A feature or structure in the simulation that indicates eukaryotic translation is the small ribosomal subunit, which binds to the 5' end of the mRNA and scans to the nearest AUG codon. Eukaryotic translation involves the following processes:
The mRNA binds to the small ribosomal subunit, which then searches for the AUG start codon. The initiator tRNA carrying methionine binds to the start codon, and the large ribosomal subunit joins the complex. The growing polypeptide chain is extended by adding new amino acids through peptide bond formation between the carboxyl end of the growing peptide chain and the amino end of the incoming amino acid.
The process continues until a stop codon is reached, resulting in the release of the completed polypeptide chain. Thus, the small ribosomal subunit, which binds to the 5' end of the mRNA and scans to the nearest AUG codon, is a feature or structure in the simulation that indicates eukaryotic translation.
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In eukaryotic translation, the small ribosomal subunit binds to the 5' end of the mRNA and scans to the nearest AUG codon. This process is different from the Shine-Dalgarno sequence in prokaryotic translation. The first incorporated amino acid in eukaryotic translation is usually methionine.
In eukaryotic translation, the small ribosomal subunit binds to the 5' end of the mRNA and scans to the nearest AUG codon, which serves as the start codon. This process is facilitated by the presence of a Shine-Dalgarno sequence in prokaryotic mRNA, which aids in ribosome binding. However, eukaryotic mRNA lacks a Shine-Dalgarno sequence, and ribosomes locate the start codon by scanning the mRNA.
Therefore, the feature or structure that indicates eukaryotic translation is the small ribosomal subunit binding to the 5' end of the mRNA and scanning to the nearest AUG codon.
Additionally, the first incorporated amino acid in eukaryotic translation is usually methionine, which is specified by the AUG codon.
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Instead of clear-cutting land and moving on, a local lumber business decides to start farming trees: cutting some of the trees and planting the fields they have just cut with saplings.
Answer:
If these were the missing choices:
A) Positive, since it is needed for the local bird population.
B) Negative, since it is destroying much of their environment.
C) Positive, since it is a sustainable plan to use a renewable resource.
D) Negative, since it is a sustainable plan to use a renewable resource.
My answer would be: C) Positive, since it is a sustainable plan to use a renewable resource.
Renewable source is defined as resources that can be replenished overtime by natural processes. Farming trees is one of the processes that produces renewable sources.
How does light absorbed by photosystem I and Il make ATP?
Answer:
when the light is absorbed by one of many pigments in photosystem 2 energy is past inward from pigment to pigment until it reaches the reaction center there energy is transferred to P680 boosting an electron to a high energy level.
Explanation:
PLEASE HELP 60 POINTS DO NOT ANSWER JUST FOR POINTS!!!!
Using at least three sentences, explain the cycling of energy between the processes of photosynthesis and cellular respiration. Be sure to include the reactants and products for each process in your answer.
Review the checklists carefully and evaluate how well the writing addresses the points in the rubric.
1.All of the information presented is correct in explaining the cycling of energy through photosynthesis and cellular respiration.
2.I choose words carefully and use topic-specific vocabulary when needed.
3.I use grammatically correct sentences and have checked my punctuation, capitalization, grammar, and spelling.
Answer:
There is a relation between both the reaction that helps in the life to sustain, the relation is that the product of the photosynthesis is the reactant in the cellular respiration which is glucose.
photosynthesis: 6CO2 + 6H2O → C6H12O6 + 6O2
cellular respiration: C6H12O6 + 6O2 → 6CO2 + 6H2O
In photosynthesis water and carbon dioxide reacts in the presence of the light energy and produces the glucose through a complex set of reaction which is stored in the body of the plant and used in cellular respiration to make energy in the form of ATP.
which fossil species is first associated with adaptations for bipedalism? group of answer choices homo heidelbergensis homo sapiens pre-australopiths homo erectus australopithecus garhi
Australopithecus garhi is the first fossil species associated with adaptations for bipedalism.
What is Bipedalism?
Bipedalism refers to the ability to walk on two legs or the ability of an animal to walk on two legs. Bipedalism in humans is what makes us unique and separates us from other primates.
The evolution of bipedalism is a defining characteristic of hominins and marks their emergence as a distinct group within primates.Australopithecus garhi:Australopithecus garhi is a hominin species that lived in Ethiopia about 2.5 million years ago. It is known from a partial skull and several skeletal elements found at Bouri, in the Middle Awash region of Ethiopia.
The remains of this species are believed to have been discovered in 1999. It is considered a primitive hominin species, but it is also believed to have displayed some advanced features, such as adaptations for bipedalism.Australopithecus garhi has several features that suggest that it was a biped, including a more anteriorly positioned foramen magnum, a shortened pelvis, and a curved femur. These characteristics are all indicative of an upright posture.
Therefore, it is the first fossil species associated with adaptations for bipedalism.
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3. Which test would show positive results for orange juice?
the first answer will be marked as the brainliest...
please answer this question
explain about the internal structure of the heart with a neat labeled diagram
I don't want the diagram please just answer for this question..
Explanation:
the heart’s contraction cycle follows a dual pattern of circulation—the pulmonary (lungs)and systemic (body) circuits—because of the pairs of chambers that pump blood into the circulation. In order to develop a more precise understanding of cardiac function, it is first necessary to explore the internal anatomical structures in more detail.
The word septum is derived from the Latin for “something that encloses;” in this case, a septum (plural = septa) refers to a wall or partition that divides the heart into chambers.
Valves of the Heart: the septum between the atria and ventricles is known as the atrioventricular septum. It is marked by the presence of four openings that allow blood to move from the atria into the ventricles and from the ventricles into the pulmonary trunk and aorta. Located in each of these openings between the atria and ventricles is a valve, a specialized structure that ensures one-way flow of blood. The valves between the atria and ventricles are known generically as the tricuspid (right side)and the bicuspid (left side) valve. The valves at the openings that lead to the pulmonary trunk and aorta are known generically as the pulmonary and the aortic valve.
Is fog conditioning and what is it mad of
Answer:
its made of water and fog is condisation but thicker
Explanation:
Mention four major materials used in collecting animals and their uses
Answer:
in collecting animals or specimen
Which of the following properties of water contributes most directly to cloud formation?
o Water exhibits strong cohesion.
O Water has an unusual crystalline structure.
Water is a good solvent.
Water has a high capacity for heat.
Answer:
1 at one is the answer
if I'm right pls make me braniest
