What is the second link in the chain of transmission

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)

Which of the following is considered unstructured data entry? a. drop down menu selection. b. entering free text in a data field. c. selection of check boxes. d. specialized note template.

Which of these elements of fitness should be included as part of any personal health plan? a. weight management, strength, endurance, and nutritionb. weight loss, calorie reduction, endurance, and strengthc. weight management, physical inactivity, and endurance trainingd. weight loss, strength training, endurance, and sleep reduction