Answer:
this tree tells us that the amnion is found in mammals, lizards, snakes, crocodiles, and birds
Explanation:
Answer:
B. Loss of Habitat
Explanation:
All other answers would encourage them to populate.
idgis primarily found on the surface of B lymphocytes where it functions as a receptor for antigen.
img antibodies are found in blood and lymph fluid and are the first type of antibody made in response to an infection. They also cause other immune system cells to destroy foreign substances.
<span>In nuclear physics, nuclear fusion is a nuclear reaction in which two or more atomic nuclei come very close and then collide at a very high speed and join to form a new nucleus. During this process, matter is not conserved because some of the matter of the fusing nuclei is converted to photons (energy).</span>
A substance used, or acted on, by another process or substance such as a reactant in an enzyme catalysed reaction.
