The nitrogen cycle could no exist without bactria. bacteria that lived inside the ground, catch the nitrogen that has been fixed and covert it into nitrate.
Answer:
D I'm pretty sure i hope i'm right
Physical chemists study matter and energy, and there is chemical reactions in your body, and all living things have elements, like carbon.
I would say D
Answer:
The fins will be a different color since their proteins for fin color are different so the proteins will connect in different ways.
Explanation:
I took the test and got 100%
