The process of freeze-drying microbes to preserve them is (denaturation/desiccation/lyophilization)
What will be an ideal response?
lyophilization
Bloom's Taxonomy: Knowledge
Section: Physical Methods of Microbial Control
Learning Outcome: 9.15
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If an animal has an open circulatory system, it will not have
a. a heart. b. respiratory organs. c. oxygen-carrying pigments. d. transport of nutrients. e. capillaries.
When Clausen and colleagues grew genetically identical individuals of the yarrow plant at different elevations, the results are shown in the accompanying figure. This observation verifies that ________
A) yarrow plants mutate quickly when grown in different environments B) the genotypes of yarrow plants has nothing to do with how tall these plants grow C) yarrow plants grow taller at lower elevations and shorter at higher elevations regardless of their genotype D) the genotypes of yarrow plants interacts with environmental influences to produce the phenotype
What was the purpose of the IQ test developed by Alfred Binet?
A) to measure intelligence based on the most accepted theory of the time B) to compare the intelligence of different cultural subpopulations in the general population C) to determine the relative effects of genes and environment on intelligence D) to identify school children in need of remedial help
How do you define a polymerase?
A. It is an enzyme that catalyzes the formation of nucleic acids. B. It is an enzyme that slows the formation of DNA. C. It is an adhesion molecule. D. It is an enzyme that blocks the formation of nucleic acids. E. It is a ribosome that catalyzes the formation of nucleic acids.