ss2008Bio93+MT+A+key

ss2008Bio93+MT+A+key - Name ID Bio93 Midterm Version A...

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Name ID Seat Number Bio93 Midterm Version A Total of 56 points. MT = 30% of grade 1
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Name ID Seat Number Multiple choice 1 point each (except #1). Choose the BEST answer for each question. 1. The exam I am taking is a) Version A b) VersionB 2. Detoxification of alcohols and synthesis of fats occurs in the a) peroxisome b) lysosme c) rough endoplasmic reticulum d) smooth endoplasmic reticulum e) golgi 3. Glycoproteins are made in the a) Golgi cisternae b) cytoplasm c) rough endoplasmic reticulum lumen d) nucleus e) ribosome 4. Lysosome enzymes _______________? a) Oxidize fats b) Hydrolyze fats c) Function best at low pH d) Are glycosylated e) b, c and d 5. Nuclear anchorage is one function of a) nuclear pores b) intermediate filaments c) nucleoporins d) nuclear envelope e) ATP 6. What is the term used for the pathway in which glucose is broken down to carbon CO 2 and H 2 0? A) cellular respiration B) glycolysis C) fermentation D) citric acid cycle E) oxidative phosphorylation 7) What are the products of the light reactions that are subsequently used by the Calvin cycle? A) oxygen and carbon dioxide B) carbon dioxide and RuBP C) water and carbon D) electrons and photons E) ATP and NADPH 2
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Name ID Seat Number 8. In sarcomeres contraction occurs by interactions between A) actin and myosin B) dynein and kinesin C) dynein and microtubules D) microfilaments and kinesin E) ATP kinesin and mitrotubules 9) What would the pH of a solution of a 10 -11 M sodium hydroxide be? A) pH 2 B) pH 3 C) pH 7 D) pH 11 E) pH 12 10) Buffers are substances that help resist shifts in pH by A) releasing H + in acidic solutions. B) donating H + to a solution when they have been depleted. C) releasing OH - in basic solutions. D) accepting H + when the are in excess. E) both B and D 11) One of the buffers that contribute to pH stability in human blood is carbonic acid H 2 CO 3 . Carbonic acid is a weak acid that when placed in an aqueous solution dissociates into a bicarbonate ion (HCO 3 - ) and a hydrogen ion (H + ). If the pH of the blood increases, one would expect H 2 CO 3 HCO 3 - + H + A) a decrease in the concentration of H 2 CO 3 and an increase in the concentration of H 2 O. B) an increase in the concentration of H 2 CO 3 and a decrease in the concentration of H 2 O. C) a decrease in the concentration of HCO
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This note was uploaded on 07/27/2008 for the course BIO SCI 05115 taught by Professor Mcnulty during the Summer '08 term at UC Irvine.

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ss2008Bio93+MT+A+key - Name ID Bio93 Midterm Version A...

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