The ________ method provides an estimate of the CFUs (colony-forming units) in a sample
A) Coulter-counter
B) viable plate-count
C) streak-plate
D) turbidity
E) direct microscopic-count
B
Bloom's Taxonomy: Knowledge
Section: Growth of Microbial Populations
Learning Outcome: 6.20
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The buccal cavity is another name for the:
A. mouth. B. stomach. C. rectum. D. small intestine. E. anus.
Scientists hypothesize that ____ served as a primitive template for forming polymer chains from organic subunits,
such as amino acids.
a. meteorites that landed in the oceans b. clay particles in tidal flats c. sulfur that precipitated out of hydrothermal vents d. rusty rocks e. magma spewed from early volcanic activity
Which system relies on the contraction of smooth muscle to propel luminal contents?
a. digestive b. sensory c. respiratory d. nervous e. endocrine
Reptiles are __________ (cold-blooded animals) with scales.
Fill in the blank(s) with the appropriate word(s).