Already answered in pm ;P
Answer:
<h2>PROTEINS</h2>
Explanation:
Many important molecules in the hman body are proteins like enzymes, antibodies, e.t.c.
Enzymes are a type of protein that speed up chemical reactions.
Human skulls is mainly Bone structure an immovable joint
The answer to this question would be Fermentation. This is a process that releases energy when oxygen is insufficient.
Answer:
I didnt really know how to put it into words, so I filled in your chart for you. Hope you like it and that I was not too late in completing this.