Answer:
Study shows that viruses can target DNA methyltransferases (DNMTs) to suppress gene expression via DNA methylation. Viruses can cause many different health problems in humans including HIV/AIDS, hepatitis, herpes, and even cancer
Explanation:
The correct answer is F because they are here on earth natrully
I think it’s c I’m not sure
Sweating (to try to remain cool) and increased heart rate (to help deliver oxygen to muscles faster)