This is true. Urea carries the bloodstream to your kidneys which then transport waste along with water to form urine.
Answer:
True, bones
Explanation:
The first one is kind of like common sense I guess
The second one is bones because, one, I've learned this before, and two, have you ever seen those ads where the guy tells you to drink milk because milk strengthens bones? Well, milk is calcium.
Answer:
am these is aquard questions hahahah
The structure that is labelled C would be a protein, a specific type of protein that helps in regulating the transport of substances in and out of the cell.
