<h2><u>Answer</u> : </h2>
Proteins are basic nutrients comprising biomolecules, which are made up of long chains of Amino acids.
They have various functions in our body :
- they make up our hair, nails, bones etc
- they helps in recovery of damaged tissues (therefore known as body - building food)
- the structure and functions of protein depends on base sequence of nucleotides in the DNA coding for that specific protein.

Answer: Mitochondria
Explanation:
Mitochondria are rod-shaped organelles bounded by a double membrane in which the inner membrane is folded and filled with matrix. Mitochondria is present in both plant and animal cells, and serves as the power house where respiration occur and energy is released from the oxidation of simple sugar.
The answer is most likely the last option.
Every living thing is made of up cells
Also umm we can’t see the image can you post it?