Practice Exam2 - Gary A. Bulla, Ph.D. PRACTICE EXAM-?Exam...

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Gary A. Bulla, Ph.D. PRACTICE EXAM- ? Exam 2, chapters 6-9 1. (3 pts) List three differences between a prokaryotic cell and a eukaryotic cell 1.___________________ 2.___________________ 3.___________________ A: Euks have nucleus, membrane bound organelles, larger in size 2. (3 pts) Name three components found in animal cells that plant cells lack A: Lysosomes, centrioles, flagella 3. (1 pts) Ribosomal RNA is synthesized in the ____________________ A: nucleolus 4. (2pts) List two components of ribosomes 1. 2. A: rRNA and proteins True/False: ? Circle the correct answer (2 pts each, total 20 pts) 6. ??? T ?? F ???? In a membrane bilayer, lipids drift rapidly both laterally and between layers. 7. ??? T ?? F ???? Most of the function of a membrane resides in the proteins. ? 10. ? T ??? F ?? Unsaturated fatty acids tend to make a membrane more fluid 11. ? T ??? F ?? The phrase ? Organisms are islands of low entropy in an increasingly random ? ???????????????? universe ? describes the second law of thermodynamics ? ????????????????????????????? 12. ? T ??? F ? ? The cis face of the golgi apparatus exports transport vesicles. ?? ??????????????????? ??????????? 13. ? T ??? F ?? Facilitated diffusion is the diffusion of molecules against a concentration ?????? gradient.
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14. ?? T ??? F ?? Prior to entering the Krebs cycle, pyruvate undergoes a conversion in which ??????? one carbon (of three) is released as CO2 ?? ?????????????????????????????????????????????????????????????????????????????????? 16. Draw a simple sketch
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Practice Exam2 - Gary A. Bulla, Ph.D. PRACTICE EXAM-?Exam...

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