7. Which of the following is used to measure the pressure exerted on the walls of the blood vessels during refilling of the heart? A. O Systolic pressure
B. O Heart rate
C. O Diastolic pressure
DO Pulse

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Describe the potential effects, on people, of unprotected exposure to the sun.give an example of 1 new thing have you learned about the sun’s uv rays.

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)