Hiii im new to ...actually no im not i just made a new account

i kinda forgot how works so...i wanna change my username and i. d.k how

someone help me plz?

Jennifer is holding performance reviews of all kitchen personnel in her restaurant. what is jennifer’s role in the kitchen?

If something is painful during exercise, what should you do? a. back off the exercise. b. modify the exercise. c. consult a physician if the pain persists. d. all of the above

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.