How has Earth changed during our current era? A. Dinosaurs became the dominant life form on Earth.
B. Dense forests developed.
C. The oceans formed from water vapor in the atmosphere.
D. Earth cooled enough to form solid rock.

ANSWER

THESE ARE SOME DIFFERENT ANSWERS

1. the climate has cooled and has became less humid

2.  Grass started growing across the world.

3.  the dense forest has developed

Explanation:

nucleus

would be most reasonable answer tbh

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.