Exchange of nutrients occurs in the digestive system. Exchange of oxygen occurs in lungs
Answer:
4
If the beaker was not cleaned, starch could have been in it.
Answer:
Even a slight reproductive advantage will eventually lead to the elimination of the less well adapted of two competing species.
Answer:
E... 126
Explanation:
The appendicular skeleton includes all bones of the upper and lower limbs, plus the bones that attach each limb to the axial skeleton. There are 126 bones in the appendicular skeleton of an adult
