Answer:
a
Explanation:
they're water loving and water fearing
<span>I believe the answer is: D. proteins
The main functions of these proteins is to allow specific substance to pass through the membrane of the cells which needed for the energy formation for cells'functions.It created through the combination of more than 20 amino acids with different functions.</span><span />
James Watson<span> and</span>Francis Crick <span> discovered the three-dimensional structure of dna in 1953</span>
You could put salt-crystals outside during different times of the day when the temperature drops or rises.
