What does DNA stands for?
DNA consists of two _____________________________________ strands.
The two strands coil around each other to form a _____________________________ structure.
Circle one nucleotide.
Which of the following chemical groups is not found in DNA?
Which of the following bases pair with thymine in DNA?
If 20% of DNA molecule consists of adenine (A), what percentage of DNA is cytosine (C)?
*Hint: % of A = % of T