AP BIOLOGY

CELL DIVISION

CELL DIVISION AND CANCEROUS CELLS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The rungs of the DNA ladder are made of the following nitrogen bases ____
A
Adenine
B
Guanine
C
Thymine
D
Cytosine
E
All of the above
Explanation: 

Detailed explanation-1: -The rungs of the DNA ladder made of four types of nitrogenous bases . These are adenine (A), guanine (G), cytosine (C), and thymine (T).

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