Explain whether continuing to increase light intensity will increase the rate of photosynthesis. Please help!

Answer:

A

Explanation:

Some materials reflect light waves.

Answer:

east to west

it is hard because we have to take care of each and every tempreture

at Telophase 14

I hope it help.

Answer:

Telophase

Explanation:

After the genetic material(chromosomes) is separated in anaphase new nuclear membranes are formed around the chromosomes.

Answer: 1

Explanation:

In the five-kingdom classification system, only one kingdom included prokaryotes, which was the Monera kingdom.

This classification system was widely accepted in the 1960s, but has since been revised to the three-domain system, which separates prokaryotes into two domains: Bacteria and Archaea. The three-domain system is based on molecular evidence and reflects the evolutionary relationships between organisms more accurately.

The Monera kingdom included all bacteria and some blue-green algae, but this classification did not accurately reflect the genetic and biochemical differences between these organisms.

The revised system recognizes the importance of studying prokaryotes as distinct groups and has led to a better understanding of their diversity and ecological significance.

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Answer:

sympathetic division and the parasympathetic division.

Explanation:

The two divisions of the autonomic nervous system are the sympathetic division and the parasympathetic division.

Answer:

landslide

Explanation:

Answer: B

Explanation:

Answer:

To form identical or monozygotic twins, one fertilised egg (ovum) splits and develops into two babies with exactly the same genetic information. To form fraternal or dizygotic twins, two eggs (ova) are fertilised by two sperm and produce two genetically unique children

Answer:

1. Enzymes speed up chemical reactions.

2. Enzymes speed up chemical reactions by lowering the activation energy needed for the reaction to start.

When electrons flow along the electron transport chains of mitochondria, ATP synthase pumps protons by active transport occurs. So the correct answer is option A.

The enzyme ATP synthase is used by cells to synthesize ATP from ADP and phosphate by chemiosmosis, which means the diffusion of ions across a semipermeable membrane against an electrochemical gradient. As a result of oxidative phosphorylation, the electron transport chain establishes a proton gradient across the inner mitochondrial membrane, which ATP synthase then utilizes to drive ATP synthesis. This is also known as oxidative phosphorylation. ATP synthase is found in the mitochondria, as well as in the plasma membrane of certain bacteria.

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Answer:

D. It uses numerical data to show the rate at which a virus spreads through a population

Answer:

Phenotype        Genotype

Normal male         XHY

Normal female XHXH

Affected male XhY

Carrier female XhXH

Explanation:

The mechanism of evolution that most likely created the difference in the frequency of the sickle cell allele between individuals from African descent and European descent is natural selection.

Natural selection is a mechanism of evolution where certain traits that provide a survival advantage in a particular environment are more likely to be passed on to future generations. In the case of sickle cell anemia, individuals who carry the sickle cell allele have a higher chance of surviving malaria infections, which is prevalent in Africa. This is because the sickle cell trait causes red blood cells to change shape, making it difficult for the malaria parasite to survive and reproduce. Therefore, individuals with the sickle cell trait are more likely to survive and reproduce, passing on the sickle cell allele to their offspring.

In contrast, malaria is rare in Europe, and there is no survival advantage to carrying the sickle cell trait. Therefore, individuals with the sickle cell allele are less likely to survive and reproduce in this environment, resulting in a lower frequency of the sickle cell allele in individuals of European descent.

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Answer:

Class G yellow star!

Explanation:

It is in the main sequence of its life at 4.6 billlio years old

Therefore, sun belongs to Class G yellow star

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After the peak of the action potential, the positive ions, primarily sodium, are actively pumped out of the cell and potassium ions move in to the cell by diffusion. This restores the membrane to approximately the resting potential and this process is known as repolarization.

During an action potential, there is an influx of sodium ions into the cell, and a corresponding efflux of potassium ions out of the cell.

This influx of positive charge causes the membrane potential to become more positive, while the efflux of negative charge causes the membrane potential to become more negative.

The resulting change in the membrane potential is known as depolarization. When the membrane potential reaches its peak (at +50 mV), the influx of sodium ions stops, and potassium ions begin to move in by diffusion.

This process restores the membrane potential to the resting potential.

The resting potential is maintained by a sodium-potassium pump which actively pumps sodium out of the cell and potassium into the cell.

This active process is coupled with an unequal distribution of the ions on either side of the cell membrane, which allows the ions to diffuse back into the cell. This process, known as repolarization, brings the membrane potential back to the resting potential.

Thus, after the peak of the action potential, the movement of ions restores the membrane to approximately the resting potential. The influx of potassium ions coupled with the sodium-potassium pump restores the membrane potential to its original state.

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Answer:

A

Explanation:

Answer:

A. Brings light into focus (beams come together)

Explanation:

Converging lens or convex lens is a type of lens on which parallel rays of light after refraction converge or meet at the focus of the lens.

Hope it helps.

If you have any query, feel free to ask.

Answer:

The correct answer is - the amount of neurotransmitter released and the amount of calcium that enters the axon terminal.

Explanation:

The intensity of the signals or stimulus depends on the amount of the neurotransmitter such as acetylcholine, dopamine and the amount of calcium that enters the axon terminal.

A neurotransmitter is a chemical that carries, boost or balance a signal and send stimulus or signals throughout the body. When an action potential reaches the nerve terminal calcium channels open and enters.

1. In passive propagation, as the action potential goes from the start to the end of an axon, it decays or becomes weaker, and it is the most common method of transmitting electrical signals in neurons. 2. It differs from the mode of propagation along the neuron, the action potential is actively propagated along the axon without decay.

A passive signal can be generated by a receptor or by a spike in the membrane potential of an adjacent neuron. In the neuron, an electrical current flows from the dendrite to the cell body, down the axon and into the terminal, causing a change in the potential across the membrane. The current also generates an electrical field that spreads throughout the surrounding tissue, this electrical field, known as the extracellular potential, decays with distance and is much smaller than the intracellular potential. So therefore a passive signal can be detected by electrodes placed outside the neuron.

An action potential is initiated at the axon hillock, propagated along the axon, and terminates at the presynaptic terminal. In the neuron, an electrical current flows from the dendrite to the cell body, down the axon and into the terminal, causing a change in the potential across the membrane. The current also generates an electrical field that spreads throughout the surrounding tissue, this electrical field, known as the extracellular potential, decays with distance and is much smaller than the intracellular potential. So therefore it differs from the mode of propagation along the neuron, the action potential is actively propagated along the axon without decay.

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Answer:

The arm is located superior (above) to the forearm, and the forearm is located inferior (below) to the arm. The hand is located distal (farther away) to the wrist, and the wrist is located proximal (closer to) to the hand.

Explanation:

Answer: I'm doing the same homework. I'm pretty sure that the 6 hexagons are the startch glucose. Try page 2

Explanation:

Each monomer is correctly connected to its polymer in the attached image in which amino acid is attached with protein, the nucleotide is connected to DNA, the fatty acid is attached to fat or lipid, and glucose or sugar is attached to carbohydrates.

Monomers are the basic unit or building blocks of larger molecules known as polymers. Polymers are made up of two or more monomers or long chains of monomers attached together.

The macromolecules are polymers and made up of their particular monomers:

Thus, the correct answer is attached as the image.

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As a student who has discovered a novel steroid hormone and is interested in isolating its receptor, the first place to look is the cell membrane.

Receptors are the molecules that are located in the cell membrane, which bind to and recognize hormones, neurotransmitters, and other signaling molecules. These molecules are responsible for transmitting the signal to the interior of the cell, which triggers a specific cellular response. Hormones like steroid hormones bind to specific receptors present on the surface of the cell membrane.The cell membrane is the best place to start isolating the receptor for a steroid hormone because it is responsible for the initial recognition and binding of the hormone. A steroid hormone binds to its receptor, which is located in the cell membrane, and activates a signaling cascade that results in the transcription of specific genes.

To isolate the receptor, a scientist would use a variety of techniques, including the use of affinity chromatography, which would allow them to purify the receptor by exploiting its binding affinity for the hormone. Once the receptor is purified, it can be analyzed and studied to gain a better understanding of its structure and function.

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In a laboratory experiment, isolated muscle tissue can be stimulated to contract upon application of an electrical stimulus. excitability property of muscle tissue does this best describe.

Muscles enable people to move, speak, and chew. They regulate heart rate, breathing, and digestion. The muscular system is also involved in seemingly unrelated functions such as temperature regulation and vision. The primary function of muscular tissue is movement. They have the ability to contract, which is what causes body parts to move. They also aid in the maintenance of body posture and position.

Extensibility- The ability of a muscle to be stretched. Elasticity- The ability of muscles to recoil back to their original length after being stretched. Excitability- The response of muscle tissue to a stimulus delivered by a motor neuron or hormone.

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Answer:

C

Explanation:

i took that test a long time ago

Answer:

It keeps going over and over again

Explanation:

The weathering and erosion process keeps going over and over again. Weathering comes first and then erosion, depending on the seasons the methods of weathering change and same goes for erosion

Answer: 3

Explanation:

Answer:

The plasma membrane

Answer: b

Explanation: just did it on edg

Answer:

In scientific reasoning, a hypothesis is an assumption made before any research has been completed for the sake of testing. ... A theory on the other hand is a principle set to explain phenomena already supported by data.

Explanation:

The main difference between a hypothesis and a theory is that a hypothesis is a testable statement, and a theory is a well-supported explanation. Thus, the correct option is A.

A Scientific theory may be characterized as a well-determined description of some significant features of the natural world, based on a body of certainty that has been repeatedly assured through observation and experiment.

The theories can transform themselves into laws when they gather sufficient evidence. While a hypothesis is a testable statement that needs sufficient evidence to be proved. A hypothesis is never turned into theories until they have some evidence to support the claim.

Therefore, the main difference between a hypothesis and a theory is that a hypothesis is a testable statement, and a theory is a well-supported explanation. Thus, the correct option is A.

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Answer: The statement is not correct.

Reason:

If two objects have the same mass, their respective densities determine their volumes.

By definition,

density = mass/volume.

or volume = mass/density.

Therefore if two objects have the same mass, the mode dense object (with higher density) will occupy less volume than the other object.