Answer:
skeletal muscle pump
Explanation:
it it plays a key role in the movement of blood around the body
Answer:
The animal cells produce the collagen but the plant cell does not produce collagen that responsible for producing the complex structure of protein and carbohydrates that is called extracellular matrix cell. Collagen is an important protein that provides strength to the structural integrity. On the other hand, the plant has not collagen so they have their extracellular supportive structure. The cell wall is so rigid and covered by the cell that protects it that provides shape and support to it. The plant cell also made up of molecules and these are called cellulose. These cellulose structured into the fibers that are called micro-fibrils
D is the correct answer i think
Answer:
D. Maintaining blood pressure during a hemorrhage
Explanation:
Vasoconstriction is the <em>narrowing of the blood vessels that results in the reduction of blood flow, </em>the resistance of blood increases and the <em>blood pressure goes up.</em> This process is helpful to stabilize blood pressure and to prevent the loss of blood (hemorrhage).
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