Which of the following is/are required in order for pancreatic acinar vesicles to be transported to...
Homework Answers
Ans a) Actin cytoskeleton is involved in the regulated secretion of the vesicle transport. The activity of the actin filaments are regulated by rho and rac monomeric G proteins
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Which of the following is/are required in order for pancreatic
acinar vesicles to be transported to...
If secretory vesicles were eliminated, which of the following would accumulate first? Rough ER Golgi complex...
If secretory vesicles were eliminated, which of the following would accumulate first? Rough ER Golgi complex Smooth ER Nucleus All of the above A structure with an internal cross section showing a characteristic "9 + 2" microtubule morphology is the Mitochondrion Vacuole Golgi apparatus Flagellum A and D Which of the following protrude through the plasma membrane? Proteoglyeans Collagens Fibronectin Intergrins Laminins Which of the following move across microtubules? Actin Myosin Kinesin Dynein C and D Nerve impulses travel along...
1. Directional transport within the endomembrane system (anterograde vc. retrograde transport) is mediated by which of...
1. Directional transport within the endomembrane system (anterograde vc. retrograde transport) is mediated by which of the following. a. Kinesin and dynein motors on microtubules b. Myosin motors actin filaments c. Sliding of microtubules against each other using dynein motors. d. Desmosomal movement along intermediate filaments. 2. Dynamic assembly and disassembly of a cytoplasmic microtubule in a cell occurs primarily at the MT plus end, because the minus end is usually anchored to? a. a GTP-cap b. a centromere c....
Which of the following statements is false? Q 17-7 Homework Unanswered. Due in a day Which...
Which of the following statements is false?
Q 17-7 Homework Unanswered. Due in a day Which statement is FALSE? A Kinesins would be likely to move cargoes along microtubules toward the periphery of the cell o B A dynein would be the most likely motor protein to deliver a signal from the cell periphery to the nucleus O C Myosin I can control cell shape by pulling the plasma membrane along actin filaments D M yosin II promotes flagella movement...
8. Which of the following is not a destination for vesicles leaving the Golgi apparatus? a....
8. Which of the following is not a destination for vesicles leaving the Golgi apparatus? a. The plasma membrane b. The exterior of the cell c. Lysosomes d. Mitochondria 12 9. Proteins that fail to fold properly in the endoplasmic reticulum are removed by a process termed alled 10. Chloroplasts have three membranes: the inner membrane, the outer membranc, and the membrane. t I. Which of the following is not a protein translocon/translocase found in the mitochondrial inner or outer...
Question 1 1 pts Which of the following do not associate with motor proteins? O plasma...
Question 1 1 pts Which of the following do not associate with motor proteins? O plasma membrane O actin filaments O intermediate filaments O microtubules O vesicles
1. You're shown a picture of a single cell with several mitotic spindles in anaphase. This...
1. You're shown a picture of a single cell with several mitotic spindles in anaphase. This image was probably obtained by interfering with the function of: A) microtubules. B) intermediate filaments. C) dynein. D) myosin. E) keratin. 2. During contraction of skeletal muscle: A) actin filaments are shortened. B) myosin filaments are lengthened. C) the sarcomere is pull apart. D) actin hydrolizes ATP. E) myosin and actin filaments interact. 3. "G proteins" are: A) proteins which contain a lot of...
Propose an experiment to identify actin filaments and microtubules in living cells. Propose an experiment...
Propose an experiment to identify actin filaments and
microtubules in living cells.
Propose an experiment that could examine whether vesicles
containing glut4 move along
microtubules near the plasma membrane.
c. Draw out a dataset that would indicate that glut4 vesicles
move on microtubules that are near the plasma membrane.
Draw out a dataset that would indicate that glut4 vesicles move
by diffusion to reach the plasma membrane.
Draw out a dataset that would indicate that glut4 vesicles are
tethered...
mon 1 Which of the following choices reflects the appropriate order of locations through which a...
mon 1 Which of the following choices reflects the appropriate order of locations through which a newly translated protein destined for the plasma membrane trave? Mariato Select one ER- Golgi plasma membrane Golgi - E lysosome plasma membrane lysosome-ondosome-plasma membrane d. Golgi - ER-Lysosome-plasma membrane ER - some-Gold-plasma membrane Question 2 Proteins destined for the mitochondrial matrix must pass through the Select one Inner mitochondrial membrane intermembrane space couter mitochondrial membrane d. TOM Complex All of these are correct Question...
B. The plasma memibrane buds off exosomes from the surface C. They come from the nucleus theough the D. Specialized vesicles from E. Late endosomes fuse from the surface mitochondria bud off and...
B. The plasma memibrane buds off exosomes from the surface C. They come from the nucleus theough the D. Specialized vesicles from E. Late endosomes fuse from the surface mitochondria bud off and are secreted with the plasma membrane and release their content is a minus end directed motor on microtubules A. Dynein B. Myosin C. Kinesin D. Motorin .E. All of the above 19. M ovement of molecules from one side of an epithelial Iayer so the oher is...
The liver is involved in detoxification of many poisons and drugs. Which of the following structures...
The liver is involved in detoxification of many poisons and drugs. Which of the following structures is primarily involved in this process and therefore abundant in liver cells? A) rough ER B) smooth ER C) Golgi apparatus D) nuclear envelope E) transport vesicles Which of the following produces and modifies polysaccharides that will be secreted? A) lysosome B) vacuole C) mitochondrion D) Golgi apparatus E) peroxisome Which organelle often takes up much of the volume of a plant cell? A)...
If secretory vesicles were eliminated, which of the following would accumulate first? Rough ER Golgi complex Smooth ER Nucleus All of the above A structure with an internal cross section showing a characteristic "9 + 2" microtubule morphology is the Mitochondrion Vacuole Golgi apparatus Flagellum A and D Which of the following protrude through the plasma membrane? Proteoglyeans Collagens Fibronectin Intergrins Laminins Which of the following move across microtubules? Actin Myosin Kinesin Dynein C and D Nerve impulses travel along...
Which of the following statements is false?
Q 17-7 Homework Unanswered. Due in a day Which statement is FALSE? A Kinesins would be likely to move cargoes along microtubules toward the periphery of the cell o B A dynein would be the most likely motor protein to deliver a signal from the cell periphery to the nucleus O C Myosin I can control cell shape by pulling the plasma membrane along actin filaments D M yosin II promotes flagella movement...
8. Which of the following is not a destination for vesicles leaving the Golgi apparatus? a. The plasma membrane b. The exterior of the cell c. Lysosomes d. Mitochondria 12 9. Proteins that fail to fold properly in the endoplasmic reticulum are removed by a process termed alled 10. Chloroplasts have three membranes: the inner membrane, the outer membranc, and the membrane. t I. Which of the following is not a protein translocon/translocase found in the mitochondrial inner or outer...
Question 1 1 pts Which of the following do not associate with motor proteins? O plasma membrane O actin filaments O intermediate filaments O microtubules O vesicles
Propose an experiment to identify actin filaments and
microtubules in living cells.
Propose an experiment that could examine whether vesicles
containing glut4 move along
microtubules near the plasma membrane.
c. Draw out a dataset that would indicate that glut4 vesicles
move on microtubules that are near the plasma membrane.
Draw out a dataset that would indicate that glut4 vesicles move
by diffusion to reach the plasma membrane.
Draw out a dataset that would indicate that glut4 vesicles are
tethered...
mon 1 Which of the following choices reflects the appropriate order of locations through which a newly translated protein destined for the plasma membrane trave? Mariato Select one ER- Golgi plasma membrane Golgi - E lysosome plasma membrane lysosome-ondosome-plasma membrane d. Golgi - ER-Lysosome-plasma membrane ER - some-Gold-plasma membrane Question 2 Proteins destined for the mitochondrial matrix must pass through the Select one Inner mitochondrial membrane intermembrane space couter mitochondrial membrane d. TOM Complex All of these are correct Question...
B. The plasma memibrane buds off exosomes from the surface C. They come from the nucleus theough the D. Specialized vesicles from E. Late endosomes fuse from the surface mitochondria bud off and are secreted with the plasma membrane and release their content is a minus end directed motor on microtubules A. Dynein B. Myosin C. Kinesin D. Motorin .E. All of the above 19. M ovement of molecules from one side of an epithelial Iayer so the oher is...
The liver is involved in detoxification of many poisons and drugs. Which of the following structures is primarily involved in this process and therefore abundant in liver cells? A) rough ER B) smooth ER C) Golgi apparatus D) nuclear envelope E) transport vesicles Which of the following produces and modifies polysaccharides that will be secreted? A) lysosome B) vacuole C) mitochondrion D) Golgi apparatus E) peroxisome Which organelle often takes up much of the volume of a plant cell? A)...
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