Why do capillaries need to be thin walled? a .so only a few nutrients can pass through b. so only a small amount of blood can flow through c. so they can go through the small spaces within the body d. so the exchange of gases and nutrients can happen

D. so the exchange of gases and nutrients can happen

The answer is D so the exchange of gases and nutrients can happen

:)

the scientific method.

glacial erosion, the picking up and movement of earth beneath a glacier, is also referred to as plucking. erosion and transportation of individual pieces of bedrock, especially large "joint block occur as a result of this glacial erosion. plucking is type of erosion in which rocks become frozen into the bottom and sides of the glacier.as the glacier moves downhill it 'plucks' the rocks frozen into the glacier from the ground.