Ablood pressure reading of 120/80 question 2 options: a. indicates a diastolic blood prssure of 120. b. is an indication of hypertension in a resting adult. c. indicates a systolic blood pressure of 120. d. is determined by using a sphygmomanometer to measure blood pressure in the veins.

Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic.b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy.c. all bacterial enzymes are harmful to humans and the environment.d. microbes create pollutants and toxins that harm the environment.

Where do the respiratory and circulatory systems meet? a. in the heart b. in the muscles c. in the lungs d. in the brain

In which area of the neuron is an action potential initially generated?