What is used as a building block in the process called semiconservative replication in cellular biology

Question

What is used as a building block in the process called semi-conservative replication in cellular biology.

NH,
Ha [
_ NH
NH
2 = 0
D = O
HO – P – O – F – O – F – Q`
*= 0
2 = 0
OH OH
OH
HO – P – O – P- O- P – 0
dATP
OH OH
OH
OH
a TIP
OH
NH`
HN .
HN
N
quot; NH 2
O
1= 0
D = 0
HO – P – O – P- O – P – 0 –
HO…
Science