C) Provide insulation.
Enzymes are catalyst, meaning that the speed up and help during chemical reaction which in turn means that they do prodvide energy to the cell, they do assist in the production of new cell parts and they also control many cell processes.
They do not provide insulation to cells, and that is the function of lipids.
Hope it helped,
BioTeacher101
The answer is D.
"An irregular galaxy is a galaxy that does not have a distinct regular shape, unlike a spiral or an elliptical galaxy. Irregular galaxies do not fall into any of the regular classes of the Hubble sequence, and they are often chaotic in appearance, with neither a nuclear bulge nor any trace of spiral arm structure."
2hrs is the answer I guess so.