Persons with asymptomatic infections may be (contaminants/reservoirs/zoonoses) of disease

What will be an ideal response?


reservoirs

Biology & Microbiology

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Which of the following is found in angiosperms but not in gymnosperms?

A) seeds B) pollen C) cones D) microsporangia E) anthers

Biology & Microbiology

As temperature decreases, the metabolic rate of an endotherm typically ____ and the metabolic rate of an ectotherm

typically ____.

a. decreases; decreases b. increases; decreases c. decreases; increases d. increases; increases e. increases; remains the same

Biology & Microbiology

Molluscs that live in a tusk-like shell that is open at both ends belong to the class:

a. Polyplacophora. b. Scaphopoda. c. Cephalopoda. d. Gastropoda. e. Bivalvia.

Biology & Microbiology

Most organisms are dependent upon plants

because

a. plants produce oxygen as a by-product of photosynthesis. b. as producers, they form the base of food chains. c. they function to prevent erosion and reduce desertification. d. as they remove carbon dioxide from the atmosphere, they reduce the problems generated by the greenhouse effect. e. all of these apply

Biology & Microbiology