Answer: B) magma and lava
Explanation:
Protects the plant from losing water. The sharp needles of the tree mean that is has less surface area for the sun to make contact. They may also have differently shaped stomata, in order to prevent water loss
Answer:
the right ventricle pumps the oxygen-poor blood to the lungs through the pulmonary valve.
The answer is B because the humoral immune response is mediated by antibody
