Answer:
the differnt dna and rna strucures in the mammals cause differen tlooks they have also evolved from being in the wilf most of their lives
Explanation:
By gathering information from past facts
The answer is A It protects the seed until it matures.
hope this helps
<span>Sodium channels close when not occupied
</span><span>Sodium ions diffuse through and enter the cell.
</span>
Then they leave the cell.
The sodium diverts in the cell layer have receptor locales for acetylcholine.
Throwing waste in to water, or spilling anything in the water that's not supposed to be in the water
