Answer:
This is the basis for Chargaff's rule; because of their complementarity, there is as much adenine as thymine in a DNA molecule and as much guanine as cytosine. Adenine and thymine are connected by two hydrogen bonds, and cytosine and guanine are connected by three hydrogen bonds
1: B
2:D
Those are the answers!
Hope this helps!
I am joyous to assist you anytime.
~Jarvis
It seems that you have missed the necessary options for us to choose from, but anyway, here is the answer. When Melissa is studying a Gram-stained slide of curd bacteria, she <span>sees many rod-shaped, violet-colored bacteria and the type of bacteria are they are LACTOBACILLI. Hope this answers your question.</span>
The answer is Heredity! :)
