1) A
2) B
3) B
4) C
5) B
6) C
7) D
8) B
9) A
10) A
Answer:
A is the one
Explanation:
because if you look at it they come from groups and stuff
Answer: the earth was just starting to develop really well and well enough for life.
Explanation: atmospheric oxygen and oceanic calcium levels went up, but nobody needs to know that much facts about how earth developed, But the group called phyla started growing because of these conditions
Answer:
expand the scope of the experiment
Explanation:
Answer:
neutrons, electrons, and protons
Explanation:
