The polar ice caps are not considered biomes because they
a. lack any major plant communities.
b. do not sustain animals and bacteria.
c. are located outside of areas that can be considered as biomes.
d. are too cold for any life.
e. melt and refreeze on a regular basis.
A
You might also like to view...
If you see a male calico cat, you can be fairly certain that his diploid cells have a sex chromosome
combination of ____.
a. XYY b. XY c. XX d. XXY e. XO
Which of the following is incorrectly paired with its result?
A. increase in filtration pressure - increase urine volume B. decrease in concentration of plasma proteins - decrease in filtration pressure C. decrease in concentration of plasma proteins - increase in urine volume D. decreased sympathetic stimulation - increase in urine volume E. increased sympathetic stimulation - decrease filtration pressure
Naturally acquired passive immunity can result from the _____
A) injection of vaccine B) ingestion of interferon C) placental transfer of antibodies D) absorption of pathogens through mucous membranes
A fossil is defined as any evidence of an organism from at least
A. 10,000 years ago B. 25,000 years ago C. 100,000 years ago D. 500 years ago E. 1,000 years ago