Answer: Are special capillaries that supply nutrients to the walls of arteries and veins.
Answer:
cell membrane is made up of protein And lipid also with some Carbohydrates
Those fish species are removed/ weakened so the organisms that the fish eat have less natural predators and increase in population. They need to eat more kelp in order to sustain their population, resulting in a loss of kelp as there is suddenly more of a demand for it then the kelp can grow. All because the predators were removed from the food chain.