4. The skin is the body's major thermoregulatory organ. We control our body temperature by regulating the amount of heat we lose into the environment by changing blood flow to the skin. How does the relationship between the epidermis, dermis, and hypodermis contribute to this function?

Me with biology endocrine system crossword also image left i need with hw

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.

The human body needs energy in order to carry out life processes such as breathing. where does the body get this energy? a. from eating food b. from learning about new things c. from lying in the sun d. from sleeping