When organisms die, their bodies decompose bringing the nitrogen into soil on land or into ocean water. Bacteria alter the nitrogen into a form that plants are able to use. Other types of bacteria are able to change nitrogen dissolved in waterways into a form that allows it to return to the atmosphere.
Answer:
Carbon dioxide concentration
Explanation:
Even if there is plenty of light, a plant cannot photosynthesise if there is
insufficient carbon dioxide.
Answer:
i would say B
Explanation:
that feels like the right answer
Answer:
I think the answer is B
Explanation:
the answer is B because it shows the molecules moving
Answer:
c
Explanation:
i think it can be used as DNA markers