They share a more recent common ancestor.
G always pairs with C...So, if there is 30% G, then there's 30% C...which is 60%...that leaves 40% A+T - and you have to split this up too - so 20% Thymine (T) and 20% Adenine (A).
B. Semi fluid substance called the cytosol
The answer is C.<span>The shell protects the crab from predators</span>
answer: D. Graph D I took the quiz