It will get lower since the pressure around the barometer gets lower
by experimenting the layers of the earth
Answer: D. Keratin
Explanation: Keratinocytes (pronounced: ker-uh-TIH-no-sites) make keratin, a type of protein that's a basic component of hair, skin, and nails. Keratin in the skin's outer layer helps create a protective barrier.
Answer:
The krebs cycle produces two ATP and energy carrying molecules that are used to produce more ATP in the electron transport chain.
Explanation:
Well, the food is in the environment. I would like to compare it with how bacteriae feed (however my biology is quite rusty), that is, they engulf their food and they "digest" -- not the proper term, since there are no organs to do real digestion -- it.
