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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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The inner mitochondrial membrane contains numerous inward folds called cristae, which greatly increase the surface area of this
erastova [34]

Answer:the villi of the intestine

Explanation:like the cristae of the mitochondria which increase the surface area for the production of ATP,the villi of the intestine acts similarly.

In animals, digested food pass from the stomach to the intestine. In the intestine , enzymes acts on the food. Absorption of food takes place there and there are some structures that facilitates it. The walls of the intestine have numerous foldings , alongside the presence of finger like projection called villi. Microvilli are also presence from the cell walls of the intestine . These projections increase the surface area for the absorbing of food .they brush against food in the intestine and promotes absorption of nutrients.

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3 years ago
The sequence of nitrogenous bases in DNA varias widely. The sequence of the bases in DNA is most important for which of the foll
Alika [10]

<u>Answer:</u>

The sequence of the bases in DNA is most important because it provides the instructions for the traits of an organism.

<u>Explanation:</u>

  • 'Deoxyribonucleic Acid (DNA)' is an instruction carrier. DNA stores the information and passes it from one generation to another.
  • It stores all the information that helps in growth, development and different characteristics developments.
  • So, the 'sequence of DNA bases' is important to be transferred during the reproduction that transfers the characters from parents to children.
3 0
3 years ago
Of the following, which generally causes the greatest damage?
Trava [24]

Answer:

Pwave

Explanation:

The P wave can move through solid rocks and fluids, like water or the liquid layers of the earth. So yes, P waves is the right answer. I hope I help.

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What happens when a cell needs energy?
guajiro [1.7K]
When a cell needs energy it gets from the food that we eat and works like as usual.
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Name 3 things The cardiovascular System transports
Marianna [84]

Answer:

Oxygen

Oxygen to the blood

Blood

Explanation:

5 0
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