The minimum level of organization where a
“division of labor” is seen is the __________ level.
a. cellular
b. organ
c. tissue
d. organ system
e. body
Answer: c
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The incidence of deaths from communicable disease is ________ in the United States compared to the entire world.
A. about the same B. less C. greater
In angiosperms, pollen must complete mitosis to produce gametes. Therefore pollen are which of the following?
A. sporophytes B. eggs C. seeds D. sperm E. gametophytes
Which of the following is required for amplification of DNA by cloning but not for PCR?
A: A vector B: DNA polymerase C: Nucleotides D: All of the above
Cellular slime molds can be distinguished from plasmodial slime molds on the basis of ____.
A. reproductive structures B. spore formation C. number of nuclei per cell D. slime trails E. food requirements