When the body produces its own antibodies.
a. passive immunity
b. active immunity
c. immunity
d. immunological immunity
Ans: b. active immunity
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When a membrane is freeze-fractured, the bilayer splits down the middle between the two layers of phospholipids. In an electron micrograph of a freeze-fractured membrane, the bumps seen on the fractured surface of the membrane are _____
A) peripheral proteins B) phospholipids C) carbohydrates D) integral proteins E) cholesterol molecules
In general, communities that characterize a
biome are arrays of species that are adapted to a. specific temperatures. b. patterns of rainfall. c. soil type. d. each other. e. all of these
Immature forms of insects generally specialize in
a. eating and growing fast. b. reproduction. c. caring for the adults. d. dispersal. e. flying.
The malarial parasite, Plasmodium, belongs to which group?
A. water molds B. plasmodial slime molds C. sporozoans D. amoeba