Lipids are organic macromolecules that serve a variety of purposes. What is the most important role of lipids? A.
to metabolize sugar
B.
to store energy
C.
to build muscles
D.
to oxygenate blood

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

How many types of rock can form from the rock cycle

“in 1492 columbus sailed the ocean blue” is an example of: a)explicit memory b) procedural memory c) semantic memory d)episodic memory