Which biome is characterized by plants whose leaves turn color and drop off in the autumn?
a. coniferous forest
b. tundra
c. temperate deciduous forest
d. tropical rain forest
e. chaparral
ANSWER: c
You might also like to view...
In eukaryotic cells, transcription cannot begin until _____
A) the two DNA strands have completely separated and exposed the promoter B) several transcription factors have bound to the promoter C) the caps are removed from the mRNA D) the DNA introns are removed from the template E) DNA nucleases have isolated the transcription unit
Approximately what volume of blood in the G.I. tract will result in recognizable melena?
A collapsed lung occurs when the pressure in the ____
a. atmosphere increases b. alveoli increases c. pleural cavity increases d. trachea increases e. bronchioles decreases
The ________ spreads more parasitic diseases to humans than any other vector.
A. kissing bug B. mosquito C. tick D. louse E. mite