Which of the following is NOT an approach for verifying purity of an isolate?

a. activity assays to observe characteristics of the isolate
b. microscopy
c. serial dilution culturing
d. test for growth of contaminants in media that do not promote growth of the isolate of interest


Answer: C

Biology & Microbiology

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A country's ecological footprint can be calculated by multiplying its population size by the footprint of each individual. Why are some ecologists concerned about the ecological footprint of a country like India

A. Its population is increasing. B. Its standard of living and land area are increasing. C. Its population and land area are increasing. D. Its standard of living is increasing. E. Both its population and standard of living are increasing.

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Which is a monosaccharide?

a. glucose b. chitin c. amylose d. starch e. glycogen

Biology & Microbiology

The pituitary gland is controlled by the

a. pons. b. corpus callosum. c. medulla oblongata. d. thalamus. e. hypothalamus.

Biology & Microbiology