Which of the following plays a large role in many enzymatic processes as well as the synthesizing of proteins and DNA? O Potassium
O Magnesium
O Calcium
O Zinc
None of the above

Astudy shows that an influenza vaccine is 71.4% effective in preventing a particular type of influenza. if 15,422 people receive the vaccine, how many would not be protected and would be likely to get infulenza?

Mucous membranes.. a. cover or line external surface of body. b. line internal body surfaces that are in contact with the environment. c. produce antibodies to combat infection. d. secrete sweat, which has antibacterial enzymes.

Quick! will get brainliest which service do most community health centers provide? child care meal preparation medical research mental health treatment