How do vaccinations assist immune response? a. they assist phagocytes in engulfing and destroying pathogenic microbes. b. they trigger immune response to white blood cells recognize pathogens. c. they flush harmful pathogens out of the body by increasing the body’s reflexes. d. they form a protective barrier to block the entrance of pathogens into the body.

Most animal cell membranes have proteins that pump. ions out of the cell and potassium ions into this

4. if a cell is placed inside a solution that has a higher concentration of solute than on the inside of the cell, what can be said about the movement of water? a. water will move out of the cell, causing it to shrivel. b. water will move in and out of the cell at the same rate. c. water will move out of the cell, causing it to swell. d. water will move into the cell, causing it to swell.

How did alexander fleming’s research solve a societal problem? he developed ways to treat inherited diseases. he advocated for regular hand washing to kill germs. he discovered a new type of medicine that could treat infections. he discovered the cause of mad cow disease, an emerging disease.