Students often gain weight when they start college for all of the following reasons EXCEPT A. their nutritional needs change.

B. physical activity often decreases.

C. gaining weight is unavoidable at this stage in life.

D. many high-calorie options are available at dining halls.

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)