The experiments conducted by John T. Needham using infusions were interpreted as supporting the theory of
A) antisepsis.
B) bioremediation.
C) spontaneous generation.
D) etiology.
E) chemotherapy.
C
Bloom's Taxonomy: Comprehension
Section: The Golden Age of Microbiology
Learning Outcome: 1.7
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Evolution by natural selection is
A) a process that has occurred only in the past. B) currently occurring but only in scientific laboratories. C) constantly occurring at the same rate in all organisms. D) a rare event that has never been observed by scientists. E) a process that occurs as a result of differences in fitness.
How do the phospholipids in vegetable oil differ from those of animal fat?
a. The fatty acid tails bend. b. The fatty acid tails lack double bonds. c. The fatty acid tails are a chain of saturated fats. d. The fatty acid tails solidify at room temperature. e. The fatty acid tails interact via van der Waals forces.
A change in a single amino acid can change the structure and function of an entire protein. However, in some cases, there can be gene mutations, which change an amino acid in a protein structure but do not change either the overall shape or function of a protein. In cases like these, which level(s) of protein structure would change?
A. none B. primary, secondary, tertiary, and quaternary C. secondary and tertiary D. primary
Questions about ultimate causes for behavior are _____ questions, while proximate questions about behavior are _____ questions.
a. what; who b. why; how c. what; how d. how; why e. complicated; simple