Mehran heard that drinking a high protein supplement after football training would improve his muscle mass. To test his hypothesis, the experimental group would receive a high protein drink and the control group would drink only water
Who should be selected for the control group in this experiment? A) randomly selected teammates who are given only small amounts of a protein drink
B) randomly selected teammates in training who are given a placebo instead of a protein drink
C) volunteers from the general campus population who are not given any protein drink
D) volunteers from the football team who agree to take a placebo instead of a protein drink
B
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Plant cell growth is confined to:
A. flowers. B. meristems. C. within the cell walls. D. photosynthetically active tissues.
An ELISA test to detect antibodies to the Rubella virus would include/use all of the following EXCEPT
A. the patient serum specimen. B. microtiter wells coated with rubella antigen. C. enzyme-labeled rabbit antihuman IgG antibodies. D. a chromogenic enzyme substrate. E. There are no exceptions here. Each of these items would be used.
Which is an example of a germline gene therapy?
A) A transgenic plant or animal B) A bone marrow transplant C) A disabled cold virus that delivers genes to airway epithelium to treat cystic fibrosis D) Removing skin cells, genetically altering them, and replacing them
Which of the following processes is under
voluntary control? a. filtration b. reabsorption c. urination d. secretion e. excretion