fill in the blanks
In DNA:adenine always pairs with blank
Cytosine always pairs with blank
Word bank: Thymine Guanine cytosine adenine
In DNA: adenine always pairs with thymine.
Cytosine always pairs with guanine.
In DNA:adenine always pairs with blank
Cytosine always pairs with blank
Word bank: Thymine Guanine cytosine adenine
Cytosine always pairs with guanine.