Answer:B, an introduced species is not necessarily harmful to the environment, an invasive species has a negative effect
Explanation:
The first thing is that the enzyme, DNA helicase
breaks the hydrogen bonds to unzip the double strand of dna for replication to take place
Answer:
DNA is the 33 chromosomes. RNA is the protein that exists in viruses... that's All what I know.
True
S phase -
synthesis phase, during this phase , a cell copies it's DNA
I believe it's the ovule.
