The answer is: [C]: peptides .
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They have an abundant supply of blood vessels and nerves
Answer:
I suggest that you ask questions of what you need to know, not that we enter your class
I only have an idea for number two right off the top of my head, sorry.
2: You should develop your own exercise program because not all exercise programs will be good for you, your body type, and your fitness level. When you make your own, you can design it to fit your personal needs.