trans compartment are gly cosylated side arms, and ATPase activity and contain modified amino acids d. the proteins of the cis compartment side arms, ATPase activ ity, and a are shorter than those of the trans Membran 5. Which type of vesicle of the trans Golgi integral membrane proteins that car ust have smic reticule network would be most likely to carry hormones destined for regulated secretion? b. bind to tropomyosin and troponin. c. undergo action potentials a lysosomal vesicles d contract b clathrin-coated vesicles 9. When chromatin is treated with nonspecific nucleases, what is the length of the d. all of the above reulting pieces of DNA? 6. If you treated cells with a drug that interfer a random numbers of base pairs which of the following would result? c.about 8 base pairs ould be disrupted. 10. What do te and meiosis would not the chromsomes from U degradation by nucleases c. The intracellular location of b. They prevent the ends of chromosomes organelles would be disrupted from fusing with one another d. all of the above would result c. They are required for complete First you dissolve the membrane from an intact flagellum, using the detergent Trito d. all of t X-100. Next you soak the axoneme in a 11. Cyclin concentrations are highest during solution contain ing EDTA, which removes which periods of the cell cycle? the mg. what remains of the axoneme a late G I and early S after these treatm a. peripheral tubules only c. late GI and late g2 b. peripheral tubules and central d. late m and late s tubules, but no side arms or atpase12.ARF是一种单体G蛋白,它有一个 activity GTP/GDP结合位点,当结合有GDP时3 trans compartment are glycosylated and contain modified amino acids. d. the proteins of the cis compartment are shorter than those of the trans compartment. 5. Which type of vesicle of the trans Golgi network would be most likely to carry hormones destined for regulated secretion? （ ） a. lysosomal vesicles b. clathrin-coated vesicles c. non-clathrin-coated vesicles d. all of the above 6. If you treated cells with a drug that interferes with microtubules, such as colchicine, which of the following would result? （ ） a. Cell shape would be disrupted. b. Mitosis and meiosis would not occur. c. The intracellular location of organelles would be disrupted. d. All of the above would result. 7. First you dissolve the membrane from an intact flagellum, using the detergent Triton X-100. Next you soak the axoneme in a solution containing EDTA, which removes the Mg2+. What remains of the axoneme after these treatments?（ ） a. peripheral tubules only b. peripheral tubules and central tubules, but no side arms or ATPase activity c. peripheral tubules, central tubules, side arms, and ATPase activity d. peripheral tubules, central tubules, side arms, ATPase activity, and a Membrane 8. The sarcoplasmic reticulum must have integral membrane proteins that can: a. release and pump Ca2+.（ ） b. bind to tropomyosin and troponin. c. undergo action potentials. d. contract. 9. When chromatin is treated with nonspecific nucleases, what is the length of the reulting pieces of DNA? a. random numbers of base pairs b. about 60 base pairs c. about 8 base pairs d. about 200 base pairs 10. What do telomeres do?（ ） a. They protect the chromsomes from degradation by nucleases. b. They prevent the ends of chromosomes from fusing with one another. c. They are required for complete chromosomal replication. d. all of the above 11. Cyclin concentrations are highest during which periods of the cell cycle?（ ） a. late G1 and early S b. late G2 and early M c. late G1 and late G2 d. late M and late S 12. ARF 是 一 种 单体 G 蛋 白 , 它有一个 GTP/GDP 结合位点, 当结合有 GDP 时, 没