How many hours of sleep do older adolescents require for optimal functioning?

Which of the following is an argument against buying local fruits and vegetables?

Answer these and you will be marked this is for 20 points

Group of genes that encode molecules found in all body cells, creating a biochemical “fingerprint” that serves as the “id” for cells so that they are marked as “self” a) deoxyribonucleic acid (dna) b) entry inhibitors c) major histocompatibility complex (mhc) d) non-nucleoside reverse transcription inhibitors (nnrtis)