Answer:
A
Explanation:
Cellular respiration is done in the mitochondria, the powerhouse of the cell. Their job is to create ATP, and that eliminates B and C. Carbon dioxide is created as waste, then its released that is why we breathe OUT CO2
I hope this helps u! ;)
Pls give brainliest (I had 40 down to 3 for no reason) and a thanks ;)
I will thank u via profile thanks and comments :)
The correct answer is indicator species.
Answer:
Cell membrane can be described as the membrane which is present outside the cell or which separates the cell from the external environment. For an enzyme to pass through the external environment, it will have to pass through the ribosomes and the cell membrane.
Polypeptide chains undergo some modifications before they become fully functional. Some of these modifications include: proteolytic cleavage, lipidation and glycosylation. Proteolytic cleavage refers to the removal of some amino acids from a polypeptide chain by proteases in order for the protein to become active. An example of a substance that is modified through this process is insulin.