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Pavel [41]
3 years ago
12

What two factors combine to determine heart rate?

Biology
1 answer:
sveticcg [70]3 years ago
7 0
The  two factors that combine to determine the heart rate are the extrinsic and intrinsic controls.
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A toxin has been developed that specifically denatures respiratory enzymes found in the matrix of the mitochondria. What will ha
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Answer: Aerobic respiration will not take place and the animal will lose large amounts of ATP.

Explanation:

Mitochondria is the powerhouse that converts product of glycolysis that occurs in the cytoplasm into energy and release carbon dioxide as a byproduct. In the presence of oxygen (aerobic), products of glycolysis such as pyruvate enters the mitochondria, joins the kreb cycle and the electron transport chain yielding a large amount of energy or ATP.

Aerobic respiration that yield large amounts of ATP strictly occus in the mitochondrial matrix whereas anearobic respiration occurs in the cytoplasm.

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Why is water pollution a concern if water is continuously cycled through Earth’s systems?
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First of all, it makes algae grow, because pesticides and stuff provide too many nutrients. Algae needs a lot of oxygen and so the fish begin to die off because the algae is taking all the oxygen out of the lake. Next, it causes biodiversity to drop, meaning that species are beginning to get less varied. Water pollution harms the lakes and is a concern because the effects of it on species and the water will stay.
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The three basic parts of the neuron can be likened to an arm, where the fingers represent the _____; the palm of the hand repres
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Answer:

The correct answer is D) dendrites; cell body; axon

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Neurons cells makes the nervous system and are responsible for carrying the information from one body part to the other body parts. A neuron has three distinct parts dendrites and axon.  

Dendrites are the neurons extension which receives the impulse and transfers to the cell body. We can link dendrite with our fingers. Cell body is a spherical part of neuron like our palm and it controls all functions of the cell. Then from cell body signals are transferred to axons.

Axon is a long part of the nerve cell like our hand which helps in transmitting the signals to the next neurons. Therefore the correct answer is D.

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A cell is in ____ when solute concentrates inside and outside structures the cell are equal
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<span>For each count, only one digit changes.</span>
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