PP2 - Chem 004- Spring 2008 GWU 1 Practice Problems 2 1....

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Chem 004- Spring 2008 GWU 1 Practice Problems 2 1. Anabolic steroids where originally developed to A. increase fertility in women B. help patients with debilitating illnesses to regain muscle C. improve the performance of athletes D. create a safe abortion pill 2. The family of compounds known as steroids share a common molecular framework of 17 carbon atoms that are arranged into four rings. Which is a representation of this common molecular framework? A. B. C. D. 3. Immune cells that recognize one and only one type of antigen and produce antibodies against that antigen are called A. red blood cells B. B cells C. hemoglobin D. T cells 4. Nucleic acids are long chains of A. carbohydrates B. lipids C. amino acids D. nucleotides 5. DNA stands for A. Drugs and Narcotics Agency B. Dopamine Neurotransmitter Action C. Denaturation of Nicotinic Acid D. Deoxyribonucleic acid 6. Nucleic acids are mainly found A. on the cell membrane B. in the cytoplasm C. in the cell nucleus D. in the ribosomes 7. Which phrase best describes the function of the steroid progesterone? A. regulates secondary sexual characteristics B. controls reproduction and the reproductive cycle C. regulates fat metabolism D. is a cell membrane component
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Chem 004- Spring 2008 GWU 2 8. Arsphenamine , a drug developed by Paul Ehrlich for the treatment of syphilis, contains which toxic metal? A. Arsenic B. Argon C. Lead D. Mercury 9. The compounds now used as contraceptives were first developed to A. stimulate ovulation in women, thus promoting pregnancy. B. help bedridden patients regain muscle tissue. C. promote spontaneous abortions. D. inhibit ovulation in women. 10. Which statement about cholesterol is not true? A. Cholesterol is the most abundant steroid in the body. B. Cholesterol is the starting point for the synthesis of many steroid-related hormones. C. Cholesterol is essential for life. D. The only way to reduce blood levels of cholesterol is to eat cholesterol free foods. 11. Which is a steroid compound A. B. H N O CH 3 N CH 3 O CH 2 OH O C. D. CH H 3 C H 3 C C C CH 3 O OH C H 2 H HO 12. When developing a drug that increases muscle mass, ___________ effects are desired, while ______________ effects need to be minimized. A. anabolic, androgenic B. androgenic, anabolic C. estrogenic, progestinic D. progestinic, estrogenic 13. Cholesterol that is present in the blood serum is closely associated with A. overactive kidneys B. hardening of the arteries C. diabetes D. osteoporosis
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Chem 004- Spring 2008 GWU 3 14. Which drug could produce a decrease in the blood pressure? A. M agonists B. alpha agonists C. beta-1 agonists D. beta-2 antagonists 15. How many different tripeptides can be made from a supply of glycine and lysine? A. 2 B. 3 C. 6 D. 8 16. In which part of the cell does protein synthesis occur? A. mitochondria B. cytoplasm C. cell membrane D. cell nucleus 17. . The backbone structure of DNA is A. sugar-base-sugar-base. B. base-phosphate-base-phosphate.
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PP2 - Chem 004- Spring 2008 GWU 1 Practice Problems 2 1....

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