Definitely amylase and nucleus....
Answer:
The nucleus
Explanation:
The nucleus contains chromosomes that contain genes
<span>it comes and goes through the madreporite - a small valve like structure</span>
Answer:
The answer is C.
Explanation:
Due to fewer capillaries, mitochondria, myoglobin, and lower oxygen transport, type II- fast twitch muscle fibers are "fast" or quick to fatigue. With their short-term contractions, they also create greater force and strength.