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Sonbull [250]
3 years ago
14

Which is the main function of the respiratory system?

Biology
1 answer:
kifflom [539]3 years ago
5 0
D. To help oxygen get into blood vessels



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Name the complex substances that food contain? ​
Anika [276]

carbohydrates

fats

proteins

fiber

vitamins

water

Minerals

Explanation:

Food is complex of different minerals. These minerals helps to meet our body demand for materials important for sustenance.

There are different classes of food based on their chemical properties and functions. These classifications are based on the complex nutritive substances that can be derived from them.

  • Carbohydrates supplies energy to the body.
  • Proteins also provides energy and it helps to repair worn out body tissues.
  • Fibers are needed to aid digestion
  • Vitamins provides enzymes for the body
  • water is an essential life compound.
  • Minerals are used for several metabolic processes and they are good electrolytes in the body.

learn more:

Food brainly.com/question/8790597

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5 0
3 years ago
When rocks and soil are broken down into smaller pieces, this is called ______. A. deposition B. erosion C. weathering D. vapori
Len [333]
I believe the correct answer is C, weathering.
4 0
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How we found the giant squid
Mazyrski [523]

Giant squid can be found In the North Atlantic ocean.

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What would an animal breeder use to produce chickens who lay bigger eggs
Sladkaya [172]

Answer:

Out crossing

Explanation:

By breeding a certain breed of chicken with a different kind of chicken may produce different sized eggs and avoid the possibility of inbreeding depression

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Briefly define and explain the differences between nature and nurture (GENERAL PSYCHOLOGY QUESTION BTW !!!!!!). ​
suter [353]

Proper nutrition promotes growth, leads to health and longevity, and promotes intellectual growth by affecting the brain and psyche.

 Nature in general refers to the phenomenon of the physical world as well as life; It also extends from subatomic particles to the universe itself.

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