Active immunity develops only after a natural infection and not after vaccination

Indicate whether this statement is true or false.


FALSE

Biology & Microbiology

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Which of the following increases oxygen unloading from hemoglobin?

A) increased oxygen levels in the tissue B) increased blood pH C) decreased metabolism D) decreased temperature E) increased carbon dioxide in the tissue

Biology & Microbiology

Which one of the following is/are located in the tonsils to filter out many of the microorganisms that enter the throat?

A) thymus B) adenoids C) lymphocytes D) platelets E) red blood cells

Biology & Microbiology

Pathogens in droplets of body fluids are spread by (contact/indirect/vehicle) transmission

What will be an ideal response?

Biology & Microbiology

The highest concentration of cones is in the

a. fovea. b. blind spot. c. sclera. d. ommatidium. e. choroid.

Biology & Microbiology