Which of the following is NOT a necessary component of a "true" circulatory system?
A. blood or hemolymph
B. blood vessels
C. one or more hearts
D. capillaries
E. All of these choices are components of a true circulatory system.
D. capillaries
Biology & Microbiology
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The stapes is directly connected to the ____
a. cochlea b. oval window c. tympanic membrane d. round window e. auditory nerve
Biology & Microbiology
________ are events that have a greater impact on the population as conditions become more crowded
Fill in the blank(s) with correct word
Biology & Microbiology
The ____ contains the greatest volume of ocean water
a. oceanic province b. intertidal zone c. euphotic zone d. neritic province e. limnetic zone
Biology & Microbiology
Which of the following is a scientific name?
A. species B. bacteria C. Bacillus subtilis D. bacilli E. Protista
Biology & Microbiology