I think the answer is Reproduction.
Answer:
The blood brain barrier blocks chemicals from entering brain tissue.
Explanation:
metabolism is (A) both catabolism and anabolism. Anabolism and Catabolism are two metabolic processes, or phrases.
catabolism is (B) reaction that breaks a larger molecules into smaller ones.
anabolism is (C) reaction that combines smaller molecules to make a large molecule.
The answer is nucleus acids
The answer is that <span>all
veins carry blood back to the heart, except for the pulmonary vein. the
vena cava empty into the right side of the heart, so they technically
bring blood to the
</span>main atrium.