Answer:
for the diagram its would be - P and D for both side like PDPDPDP.
Then center is:
A and T
C and G
G and C
Lastly T and A.
Questions:
1. the basic unit of DNA is the nucleotide.
2.
3. the three parts are nitrogenous base, sugar, and phosphate.
4.
sorry I cant answer 2 and 4 my brain is stuck
