A well-substantiated explanation of some aspect the natural world, based on a body of facts that have been repeatedly confirmed through observations and experiments, is referred to as a(n) ________.
A. hypothesis
B. theory
C. fact
D. idea
Answer: B
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Where in the body does the latent, non infectious, non replicating form of the herpes simplex virus persist?
A. Motor neurons B. Red blood cells C. Cranial nerves D. Sensory nerves
__________, such as jellyfishes, corals, and sea anemones, are radially symmetrical. Fill in the blank(s) with the appropriate word(s)
The figure below is depicting the interaction of water molecules with one another, which involves the use of
a. covalent bonds. b. hydrogen bonds. c. ionic bonds. d. positive and negative ions.
The EC50 for PTC
A. is the concentration of PTC that gives 50% of the maximal response B. is determined in HEK cells by observing changes in cytoplasmic Ca +2 C. is determined by measuring the fluorescence of a molecule that changes its properties when bound to Ca+2 D. all of the above