Answer:
1 answer is B
2 answer is c
3 answer is a
Explanation: hope this helps if it not right pls tell me
The fatty acid sequence determines its shape because it helps shape them
The cell needs to replicate its DNA before mitosis occurs because DNA replication ensures that each daughter cell will have the genetic information it will need to carry out its activities. The process is extremely important to make sure that each daughter cell receives a complete set of genetic information!