Here are some key features of DNA polymerases:<span>They can only add nucleotides to the 3 end of a DNA strandThey can't start making a DNA chain from scratch but require a pre-existing chain or short stretch of nucleotides called a primerThey check their work, removing the vast majority of "wrong" nucleotides that are accidentally added to the chain</span>
Answer:
The lighter line increases O2 but the darker line increases even higher
Explanation:
Answer:
CO2
Explanation:
as plants inhales carbon dioxide
Answer:they make useful substances, including: wax, honey, laquer, and silk
Explanation: