What are the "rungs" of a DNA spiral made up of?
A) RNA
B) four chemical bases arranged in pairs
C) enzymes
D) ribosomes
E) proteins

Name: What are the "rungs" of a DNA spiral made up of? A) RNA B) four chemical bases arranged in pairs C) enzymes D) ribosomes E) proteins
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The "rungs" of a DNA spiral are made up of four chemical bases arranged in pairs, which are adenine (A) with thymine (T) and cytosine (C) with guanine (G). These base pairs form the steps of the DNA ladder.

What Are the "Rungs" of a DNA Spiral Made Up