Answer:
The answer is b.
Explanation:
The villi helps increase the absorption surface of the small intestine. It makes sure every nutrient is absorbed b4 going 2 the lg. intestine..
Answer:
B,
Explanation:
because a single gene codes for both temperament and certain facial features
Answer: There are three classes. These classes include Calcerea, Desmospongia, and Hexactinellida. They are divided into these classes based mostly on the composition of their spicules and skeletal fibers. (spicules are rod-shaped cellular projections that make up the skeleton of sponges) hope this helps!
Explanation:
The point of balance is usually at the animal's shoulder and it is determined by the animal's wide angle vision.
Answer:
why are bacteria a necessary part of the nitrogen cycle
My answer will be A other thing cannot use atmosphere nitrogen.