Which of the following could be used to sterilize plastic pipettes in plastic wrappers?
A. autoclaves
B. incineration
C. ionizing radiation
D. ultraviolet radiation
ionizing radiation
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DTC genetic tests (select all correct choices):
A. can be purchased directly by consumers. B. involve the active intervention of medical professionals at each stage of the process, from initial submission of samples to final consultation with the consumer. C. may or may not be reliable. D. are the best way to determine whether or not an individual carries an allele associated with a specific disease. E. none of these
DNA can exist as a triple helix, although its function in biological systems is not well understood
Indicate whether the statement is true or false
Monoclonal implies that the
A) antibodies come from a twin. B) antibodies are identical. C) cancer cells are all of one type. D) antigens are from a single source.
Monosaccharides have a carbon to hydrogen to oxygen ratio of
a. 1:1:1. b. 1:1:2. c. 2:1:1. d. 1:2:1. e. 1:2:2