Question

if a dna double helix contains 28% t nucleotides, then what is the percentage of a nucleotides? view available hint(s) 44% 28% 56% 72% 22%

Explanation:

Step1: Recall base - pairing rule

In DNA, A (adenine) pairs with T (thymine).

Step2: Determine A percentage

Since A pairs with T, the amount of A equals the amount of T. Given T is 28%, so A is also 28%.

Answer:

B. 28%