You are working in the lab and want to use a microscope to examine the fimbriae of a bacterium at the highest magnification possible. You should use a scanning microscope.
a. true
b. false
a. true
Biology & Microbiology
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When a vesicle moves along microtubules toward the center of the cell, the molecular motor(s) _____ are used?
A. dynein B. both kinesin and dynein C. Molecular motors are not required for movement along microtubules. D. kinesin
Biology & Microbiology
What term describes the failure of one species' sperm to fertilize the egg of a different species?
A. Mechanical incompatibility B. Behavioral isolation C. Hybrid weakness D. Gametic incompatibility
Biology & Microbiology
Complete reproductive isolation is evidence that what has occurred?
a. extinction b. speciation c. polyploidy d. hybridization e. gene flow
Biology & Microbiology
Weakening of trade winds results in
A) flooding in Peru. B) flooding in Indonesia. C) reduced convection. D) cooler ocean temperatures in Peru.
Biology & Microbiology