Answer:
so they can fly obviously
The alveolus in the human body.
The correct answer is answer choice A) Law.
A primary function of carbohydrates attached to the glycoproteins and glycolipids of animal cell membranes is to mediate cell-cell recognition. Cell-cell recognition refers to the communication between cells. specific cellular adhesion molecules enable this active process. This process leads to cell organization: <span>some cells adhere to each other and others are excluded.</span>
I dont see any answer choices, but my answer would be, Laws are descriptions; theories are explanations.
hope this was one, and hope this helped.