By analogy, a proto-oncogene would correspond to what part of an automobile?
a. gas pedal
b. engine
c. windshield
d. fuel tank
e. brake
Ans: a. gas pedal
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Temperate grasslands are typically nestled between the ________ and ________ biomes
a. desert, temperate forests b. desert, coniferous forest c. tundra, coniferous forests d. desert, rainforests e. temperate forests, tundra
Four of the five choices listed below are related by a
common region of the plant body. Select the exception. a. leaf b. root cap c. node d. axillary bud e. stem
Carbon dioxide that dissolves into the ocean forms ________ acid
Fill in the blank(s) with correct word
In the Northern Hemisphere, when does the summer solstice occur?
A) when the sun reaches its northern maximum B) when the South Pole is closest to the sun C) when solar irradiance is at its minimum D) when lengths of day and night are equal at all latitudes