Before a hypothesis becomes a scientific finding, what has to occur?
a. Debate, presentation of opposing views, and generalization
b. Experimentation, data collection, and interpretation of data
c. Meta-analysis, summary, and proponent arguments
d. Peer review, delineation of pros and cons, preparation of a bibliography
b
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Which of the following statements about the role of hydrochloric acid (HCl) is FALSE?
A) HCl inhibits the digestion of fat so it does not compete with protein digestion. B) HCl untangles the strands of protein and breaks the peptide bonds. C) HCl converts pepsinogen into pepsin. D) HCl denatures protein to allow digestive enzymes to break down the protein.
A child's tendency to want to eat a limited selection of foods is called
A. disordered eating. B. a food jag. C. specific selection. D. food rejection.
Which of the following foods provides all of the essential amino acids?
A. peanut butter B. navy beans C. milk D. wheat
Which of the following government agencies is responsible for regulating pesticides?
A) the USDA B) the EPA C) the FDA D) All of the answers are correct.