Which of the following STDs can be transmitted by a seemingly healthy person? AIDS
herpes
chlamydia
gonorrhea
syphills
all of the above

Mario was conducting research regarding the treatment of aids victims using stem cells. he found a source that was written recently and the author was known. unfortunately, he could not determine if it had been peer reviewed.

Select two risk factors for self-harming behavior. a. having high self-esteem b being a teenager or young adult c. being female d. having never abused drugs or alcohol i know its going to be something funny and i'm gonna feel dumb asking it but its for my final test of the semester

Why do rna viruses appear to have higher rates of mutation? a) rna nucleotides are more unstable than dna nucleotides.b) replication of their genomes does not involve proofreading.c) rna viruses can incorporate a variety of nonstandard bases.d) rna viruses are more sensitive to mutagens.