Cisternal progression transports and matures proteins inside
the….
A) Nucleus
B) Endoplasmic reticulum
C) Golgi Apparatus
D) Ribosomes
E) Plasma membrane
Cisternal progression transports and matures proteins inside the…. A) Nucleus B) Endoplasmic reticulum C) Golgi Apparatus...
4. Ex plain how proteins produced in the rough endoplasmic reticulum can be secreted into the extracellular environment without ever crossing the plasma membrane. Use the terms rough endoplasmic reticulum ribosome, lumen, Golgi apparatus, cell membrane in your answer.
In which organelle are carbohydrate chains added to glycoproteins? Nucleus Lysosome Golgi apparatus Mitochondrion Smooth endoplasmic reticulum Question 17 (2 points) lons can always move through the ion channels present in the plasma membrane as long as there is an electrochemical gradient to drive the movement. True False
64. Which organelle has its own genetic information? a. endoplasmic reticulum b. ribosome c. mitochondrion d. golgi apparatus e. lysosome 65. Which organelle is a series of interconnected membranous canals or channels that run throughout the cytoplasm of the cell? a. golgi apparatus b. peroxisome c. mitochondrion d. endoplasmic reticulum 66. Which organelle is a composed of a double membrane structure with the inner membrane folded to form cristae? a. Lysosome b. endoplasmic reticulum c. mitochondrion d. ribosome 67. How...
3. The important function of molecular chaperones to A. move proteins from endoplasmic reticulum to the Golgi apparatus B. fold proteins into a native conformation C. add cofactors, coenzymes or prosthetic groups to proteins as they are synthesized D. assemble protein subunits into a quaternary structure E. transport proteins to either the plasma membrane or release them from cells to the extracellular space 4. Protein folding to a native conformation is highly dependent upon all of the following, except: A....
Check all that apply. Cellular components that contain their own genomes. Nucleus Golgi Apparatus @ Endoplasmic reticulum Mitochondria Chloroplast Vacuole
hich of the following organelles are the destination for proteins synthetized by cytosolic ribosomes Peroxisomes, endoplasmic reticulum, and the Golgi apparatus The Golgi apparatus, lysosomes, and the nucleus Peroxisomes, mitochondria, and lysosomes Peroxisomes, mitochondria, and the nucleus Mitochondria, lysosomes, and the nucleus What is the fate of N-terminus signal peptide after it directs the protein to the ER translocator O It is linked to the transported protein by S-S bond It is cleaved and then released into the membrane It...
Chapter 4: A Tour of the Cell 5. Smooth endoplasmic reticulum (SER) lacks _, which gives it a "smooth" appearance. 6. True or false: If false, make it a correct statement. The smooth endoplasmic reticulum con- tains many enzymes that allow it perform functions like detoxify circulating drugs. 7. Use Figures 4.14 (page 65 of your textbook) and 4.17 (page 67 of your textbook) to answer the following question. Place the following steps in the order in which they occur...
34. Which of the following membrane-enclosed organelles is the site of synthesis of membrane proteins and secretory proteins? a) rough endoplasmic reticulum b) smooth endoplasmic reticulum c) nucleus d) centrosome e) Golgi complex 35. Which of the following membrane-enclosed organelles modifies, s destined for other regions of the cell? sorts, and packages proteins a) endoplasmic reticulum b) Golgi complex c) peroxisomes d) nucleus e) proteasome 36. Which of the following membrane-enclosed organelles contains several oxidases that are involved in oxidation of fatty acids and...
Which one of the following statements is false? A. rough endoplasmic reticulum (RER) does not contain ribosomes on its surface and is involved in phospholipid synthesis B. an organelle is a specialized structure with specific cellular functions C.the secretory pathway explains the movement of secretory proteins from the endoplasmic reticulum to the Golgi apparatus D. the signal sequence is cleaved by signal peptidase and released into the ER lumen E.signal recognition particles are composed of proteins and RNA that binds to signal sequences and targets...
QUESTION 26 Where does most new membrane synthesis take place in a eukaryotic cell A. The mitochondria B. The nucleus OC. Ribosomes OD. Phospholipids are produced by the liver and delivered to cells as needed E. The plasma membrane OF. The endoplasmic reticulum O G. The Golgi apparatus