Answer:
C
Animals have a mitochondria, a nucleus, and a cell membrane, bu they do not have chloroplasts. You can only find chloroplasts in human and plant cells, not a animal's cell. Hope it helps!
Hey! I'm pretty sure this is chemistry instead of biology haha
But anyways, a typical carbon atom can form up to 4 covalent bonds!
Answer:
When you heat proteins in water that is 100°C they denatures and the enzymes change shape.
Explanation:
I went to a school that asked these types of questions once and made me memorize the answers (: