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son4ous [18]
3 years ago
7

One of the major classes of organic compounds?

Biology
1 answer:
kap26 [50]3 years ago
6 0
The four major classes of organic compounds are nucleic acids, lipids, carbohydrates and proteins.
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Which best explains why water boils in a pot sitting over fire?
natima [27]

Answer: Thermal energy from the fire moves to the water in the form of heat.

Because according to second law of thermodynamic, heat flows from higher to lower temperature region. Heat is the transfer of energy from an object at higher temperature to an object at a lower temperature. so energy flows from warmer to colder objects

8 0
2 years ago
Cellulose is found throughout the cell walls of plant cells cellouse makes cell walls rigid which indicates that cellulose is a
quester [9]

As you stated before, cellulose is found throughout the cell walls of plant cells. Cellulose makes cell walls rigid, so that would indicate that cellulose is a carbohydrate.

7 0
3 years ago
Which two hormones closely control levels of calcium in the blood?
Reika [66]

Answer:

parathyroid hormone (PTH), which is produced by the parathyroid glands. I hope it helps

Explanation:

4 0
3 years ago
Read 2 more answers
Identify the organelle with the following structure or function with the list below :
alexgriva [62]

The brain is incorrect. Its the nucleus (the brain is an organ not a organelle)

hope that helps :)

7 0
3 years ago
4) The taxonomy of life on earth defines that humans and bats are both classified as: A) Animalia B) Chordata C) Mammalia D) All
lord [1]

Answer:

D - all of these

Explanation:

They are both mammals

Bats are classified in:

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  • Phylum: Chordata
  • Class: Mammalia

Humans are classified in:

  • Kingdom: Animalia
  • Phylum: Chordata
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Therefore, the answer is D.

4 0
3 years ago
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