Answer:
Protein benefit animals because they need this to form new skin cells. They also use protein to grow hair, build muscle tissue etc. Protein also helps the animals to create chemicals like hormones and enzymes that are needed for their normal function.
Explanation:
Answer:
C
Explanation:
It is positively charged and include most of the atom's mass.
Molecular homology, because it compares dna
The word is scientifically termed as Peristalsis.
