They form hydrogen bonds with the water cells so therefore strengthen the cell membrane. Hope this helped
How many trees were cut down during the year?
How many new factories opened last year?
How many factories in the community use fossil fuels?
hope this helps you
I'm pretty sure the answer is C, there are 4 nitrogenous bases involved.
<span>1) Adenine
2) Guanine
3) Thymine
4) Cytosine</span>
