Answer:
generic variation helps species survive because it gives there offspring there traits to survive
Explanation:
The thymus gland is the main organ of the lymphatic system. Located in the upper chest region, the primary function of this gland<span> is to promote the development of specific cells of the immune system called T lymphocytes.</span>
Answer:
This is called a glycoprotein.
Answer:
A order of nucleotides in the DNA molecule.
Answer:
i dont know
Explanation:
i really dont know im just a 12 year old kid struggling with math