Explanation:
Amino acid is made of an Amino group , a Carboxyl group And an R group . there is also an additional H there .
Answer: The most prominent roles of mitochondria are to produce the energy currency of the cell, ATP (i.e., phosphorylation of ADP), through respiration, and to regulate cellular metabolism. The central set of reactions involved in ATP production are collectively known as the citric acid cycle, or the Krebs cycle.
Animal D because the animal will be able to blend into their environment better, since the question mentions the Arctic which obviously means snow should cover most of the terrain.
Answer:
Fertilizing an egg
Explanation:
it is a type of sexual reproduction
