Question

1. What do the lunar cycle, bird migration, and cell mitosis have in common?

A) They are all natural events that occur in a pattern.
B) None of them are studied by scientists today.
C) None of them are predictable.
D) They are all included in the discipline called biology.

Answer 1

The answer is A. I'm taking the practice test right now, I have a star next to that answer. Good luck.

Answer 2

They are all natural events that occur in a pattern.