Answer:
it depends on changes in gene expression
Answer:
<u>Cells begin</u><u> </u><u>dividing rapidly</u>
1. It does this to protect host's cells and keep the virus in the same spot so white blood cells can kill them.
2. Aids are not caused by bacteria because what causes it is a sexual disease.
3. A vaccine is the disease but a weakened form so then the white blood cells can learn how to kill the disease but antibiotics can only slow down the disease so that the white blood cells can kill it.
I hope this helps you.
The CRISPR-Cas system is widely found in bacterial and archaeal genomes as a defense mechanism against invading viruses and plasmids [1–6]. The type II CRISPR-Cas system from Streptococcus pyogenes relies on only one protein, the nuclease Cas9, and two noncoding RNAs, crRNA and tracrRNA, to target DNA [7]
91 days. it takes 365 days to go all the way around the sun. so divide that by 4 and you get 91