Answer:
endosteum
Explanation:
The membrane surrounding a bone is the endosteum.
Answer:
They form new minerals.
Explanation:
Heat causes minerals to change their physical structure. They will form new minerals that are more stable in the new environment.
Answer:
B. Negative feedback loop
Explanation:
A negative feedback loop is a reaction that causes a decrease in function. It occurs in response to some kind of stimulus. Often, it causes the output of a system to be lessened; so, the feedback tends to stabilize the system. This can be referred to as homeostasis, as in biology, or equilibrium, as in mechanics.
The answer is tropical areas. The tropical areas obtain more
radiant energy from the Sun than they lose to space through terrestrial
radiation, and vice versa for polar areas. Earth has an energy remaining in the
tropics and an energy scarcity for the polar areas.
The answer for the first one would be the Alveoli
the second one is the pituitary gland