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]
Answer:
Bacteria and Archaea
Explanation:
Bacteria prokaryotic cells are those that do not have a membrane-bound nucleus.
Archaea are single-celled prokaryotic.
The human body does not do well under stress. Stress about anything may relate to weight gain so if the patient is stressed about losing weight the chances are that they will stay at the same weight or possibly gain weight.
Answer:
the pupil is the correct answer please mark as brainliest
Explanation:
The pupil is the small opening in the center of the iris through which light initially passes.
If it has a nucleus or not
