A tumor is a population of rapidly dividing and growing cancer cells that progressively does lead to mutations
a. true
b. false
Ans: b. false
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Why is hypertension common among elderly people?
a. It arises from years of improper diet. b. It is due to constant exposure to chronic diseases. c. As blood vessels age, blood vessels stiffen and lose flexibility. d. Risk factors tend to increase with increasing age
If Nondisjunction occurs during anaphase I how many of the gametes will be affected?
a. 4 b. 1 c. 2 d. 3 e. None
Matching II. Choose the one most appropriate
statement for each. 1. ___ amylase 2. ___ bile 3. ___ disaccharidase 4. ___ gastrin 5. ___ lipase 6. ___ monosaccharides 7. ___ pepsin 8. ___ amino- and carboxypeptidase 9. ___ sphincter 10. ___ trypsin A. made in the small intestine and pancreas; act on peptide fragments B. glucose, fructose, and galactose are examples C. made in the pancreas; acts on fats D. made by the pancreas and salivary glands; acts on starch E. made by the small intestine; acts on double sugars F. made by the pancreas; acts on proteins and polypeptides G. contains cholesterol; helps emulsify fats H. made in the stomach; acts on proteins I. stimulates hydrochloric acid secretion J. circular muscle acts like valve
Movement of the forearm so that the palm faces outward is called
a. supination. b. pronation. c. abduction. d. adduction. e. flexion.