nucleotide
Pronunciation
Noun
B2 Upper-intermediate
Quick answer
One of the small building-block molecules that link together to form a strand of DNA or RNA.
Test yourself
Which word fits the gap? "Each _____ in DNA contains a sugar, a phosphate group, and one of four nitrogen bases."
Answer: nucleotide
In your own words, what does "nucleotide" mean?
One of the small building-block molecules that link together to form a strand of DNA or RNA.
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