118exam1-fall05 - BIOLOGY 118 - EXAM 1 Oct. 12, 2005 -...

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BIOLOGY 118 - EXAM 1 Oct. 12, 2005 - VERSION A ..) on your answer sheet. You can keep this list of exam questions. You may write on it if you wish. Each question has only 1 correct answer. Indicate your choice on the answer sheet - scantron. If you are stumped by a question, place a mark by it, and return to it later. ATP = adenosine triphosphate BMI = body mass index centrosome = pair of centrioles DNA = deoxyribonucleic acid Golgi body = golgi apparatus HDL = high density lipoprotein LDL = low density lipoprotein RNA = ribonucleic acid mRNA = messenger RNA rRNA = ribosomal RNA rough ER = rough endoplasmic reticulum tRNA = transfer RNA 1. A scientific theory will be discarded by scientists if a. some critical tests falsify it. b. a more complex explanation exists. c. tests can’t be done with existing technology. d. a new theory explains less than the original. 2. Which experimental design in this table is the best test of the benefits of a drug? Trial # of patients double-blind with a placebo a. 10,000 no no b. 2,000 no no c. 10,000 yes yes d. 2,000 yes yes 3. Combination 100% GMP 100% MSG 1% GMP + 99% MSG Relative Amount of Taste 0 1 3.5 10 a. antagonistic b. additive c. synergistic d. no effect 4. In Figure B, HRT (hormone replacement therapy) in women after menopause results in ______ heart attacks in ______ compared to the placebo. a. fewer - year 1 b. more - year 1 c. fewer - year 2 d. more - year 4 5. A nocibo (nocebo) is a a. nasty bump on your head. b. fast-acting placebo. c. sham event that harms you. d. hidden type of drug treatment. 6. An herbal supplement used to treat headaches ______, is an example of an “intrinsic” problem that may be associated with herbal use. a. b. c. that has fungal toxins mixed with the herb d. but it can promote blood clot formation 7. Figure D shows that __________ have a far higher death rate from diabetic ketoacidosis that the other groups. These data also indicate that the death rate of that group is ____________ since the beginning of the study. a.
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118exam1-fall05 - BIOLOGY 118 - EXAM 1 Oct. 12, 2005 -...

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