Nucleotides contain sugar, a phosphate group, and a nitrogen base. Which of the following is a nitrogen base?(1 point)
Responses
guanine
guanine
tyrosine
tyrosine
deoxyribose
deoxyribose
ribose
1 answer
guanine
Responses
guanine
guanine
tyrosine
tyrosine
deoxyribose
deoxyribose
ribose
1 answer