Answer:
But what does “waxing and waning gibbous” mean? Rob says crescent is when you can see less than half of the moon illuminated. “Gibbous, you attach that to either waxing or waning when you see more than half of the moon illuminated,” he said. Waxing means it's getting bigger while waning means it's getting smaller.
An anterior pituitary gland
Answer:
i think it is the middle one
B
Homeostasis is maintained by the respiratory system in two ways: gas exchange and regulation of blood pH. Gas exchange is performed by the lungs by eliminating carbon dioxide, a waste product given off by cellular respiration.
