adenine
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
One of the four chemical bases that make up DNA and RNA, which pairs with thymine, or uracil in RNA.
Test yourself
Which word fits the gap? "_____ always pairs with thymine on the opposite strand of the DNA double helix."
Answer: adenine
In your own words, what does "adenine" mean?
One of the four chemical bases that make up DNA and RNA, which pairs with thymine, or uracil in RNA.
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