Match the components involved with ER transport with their initial appropriate cellular location; Locations can be used more than once or not at all protein translocator active site of signal peptidase 1. ER lumen MRNA 2. ER membrane 3. Cytosol Signal-recognition particle SRP receptor > > >

Q: What is the source of energy for protein translocation into the ER? Choose one: 1. the action of…

A: Introduction Translation is the process by which ribosomes in the cytoplasm or endoplasmic reticulum…

Q: 5. Protein phosphatase 1 (PP1) is a major eukaryotic serine/threonine protein phosphatase that…

A: Using Lineweaver-Burk plot, we have to find Vmax, Km and Ki for the inhibitor.

Q: For each of the following, describe the path the protein takes to its final destination in the cell.…

A: A traditional mammalian cell might also comprise several varieties of proteins and several…

Q: When a vesicle finds it final location, RAB protein will directly interact with O Dynamin T-snares…

A: The vesicle fusion with it's target involves two events: Recognition of target membrane and  Fusion…

Q: Select the best explanation of the unfolded protein response (UPR): O A. The UPR senses misfolded…

A: When the protein is completely formed it is folded accordingly yo form a biologically active protein…

Q: Please propose a mechanism that may link the increased abundance of unfolded proteins (perhaps due…

A: Unfolded proteins create a response called UPR or Unfolded protein response.

Q: Membrane carriers resemble enzymes except for the fact that carriersa. are not proteins.b. do not…

A: A membrane carrier is a molecule that is involved in the movement of ions, small molecules, and…

Q: Select the correct explanation of how integral membrane proteins arrive at the plasma memberane: O…

A: Amino acids are the building blocks of proteins. Proteins are the macronutrients. They are essential…

Q: Which of the following is/are true about the signal recognition particle (SRP). Choose all that…

A: SRP is defined as the signal Receptor Protein that is a ribonucleoprotein particle and helps in…

Q: Describe what happens from the time the enzyme (protease) begins to form in the cytoplasm until it…

A: Cytosolic ribosomes are present in the cytosol and they capture the mRNA to translate the proteins…

Q: The plasma membrane of all animal cells contain the Na+/K+ pump. If you consider the clathrin-coated…

A: The protein-coated vesicles function to transport protein molecules within the cell. The three types…

Q: signal amplification of cells relies on which of hte following  increased activity of protein…

A: Cell signaling is a process by which the cells communicate with each other. Cell communication…

Q: All transport vesicles in the cell must have a v-SNARE protein in their membrane. say whether it is…

A: Transport vesicles from the smooth ER to fuse with and enter the Golgi complex for modification and…

Q: X Receptor proteins in the plasma membrane have a non-specific binding affinity ye Y. Homeostasis…

A: The correct option is B Both the statement are false Cell membranes contain a slew of proteins that…

Q: G protein–linked receptors (a) inactivate G proteins (b) activate first messengers (c) consist of 18…

A: The cell is the basic structural and functional unit of life of all living organisms capable of…

Q: TIM/TOM complexes are involved in transport of proteins ac O mitochondria O nucleus Endoplasmic…

A: Ans- Mitochondria

Q: Referring to Figure 18.5, predict what would happen if the SRPRNA was unable to stimulate the GTPase…

A: Its primary objective is to locate SRP units. SRP (signal recognition particle) is a molecule that…

Q: Cell adhesion molecules (CAMs) can form cis and trans interactions with other CAM molecules. True or…

A: The cell is the basic structural and functional unit of our body. It carries out many functions in…

Q: Compare and contrast the location and pH sensitivity of receptor-ligand interaction in the LDL and…

A: Endocytosis occurs when a coat protein (typically clathrin) on the cytoplasmic side of the plasma…

Q: Which statement are true? Constitutive secretion is the default pathway, primarily used to restore…

A: In eukaryotes, secretory pathway are used to send lipids and proteins to the plasma membrane. There…

Q: VEGF is synthetized in cancer cell to promote angiogenesis. Which sentence is correct

A: VEGF:- VEGF mean Vascular endothelial growth factor, originally known as vascular permeability…

Q: Proteins travel from the ER to the Golgi in COP-II coated vesicles. How is cargo incorporated into…

A: The cargo or proteins are produced in the rough endoplasmic reticulum (rER) and these cargo are…

Q: Hydrophobic signal molecules typically . a) bind to receptor proteins in the cytosol. O b) bind to…

A: 1st answer is (e) 2nd answer is (e)

Q: WRITE ABOUT A THEME: ORGANIZATION The properties oflife emerge at the biological level of the cell.…

A: Apoptosis is also called as the programmed death of the cell which is controlled genetically. The…

Q: create a simple flowchart depicting the MC1R pathway

A: MC1R is a G protein-coupled receptor.

Q: Specific inhibitors of dyneins have yet to be discovered. When they are discovered, how would they…

A: Dyenins are a type of cytoskeletal motor proteins.

Q: Review how the signal-recognition particle (SRP) and SRP receptor guide proteins containing an ER…

A: The signal recognition particle (SRP) is an abundant, cytosolic, uniformly preserved…

Q: Coupled transport across a cell membrane: O requires isomerization of a pigment molecule by a…

A: The simultaneous movement of two substances through a biological membrane is known as coupled…

Q: The SRP receptor functions in the ER membrane. Which answer best describes its translation process…

A: Many proteins are present in the plasma membranes, many are located in the organellar membranes,…

Q: ose the statement that best describes how proteins move between different compartments within the…

A: Proteins are sorted in the Golgi and delivered to cell membrane, lysosomes or storage granules.…

Q: Which of the following is not a function of the integral membrane proteins? O a. Acting as receptors…

A: Integral membrane protein that functions as receptors includes insulin receptor. They are actively…

Q: Heparan sulfate proteoglycans appertain to which of the following processes?* a. transport by…

A: Heparan sulfate proteoglycans are the extracellular matrix proteins. These are basically the…

Q: While studying the secretory pathway, you make the following observation about proteins destined for…

A: 2-Dimensional polyacrylamide gel electrophoresis (2D-PAGE) is a technique through which proteins can…

Q: All of the following correctly describe the sodium-potassium pump EXCEPT: O a. A total of five…

A: Plasma membrane is a selectively permeable membrane which means it allows the entry and exit of only…

Q: Animal cells utilize rapid increases in cytosolic Ca++ ion concentration to respond to certain…

A: Calcium ion concentration is  very important to be maintained for the proper functioning of the…

Q: Select all that apply Recognition of the ER signal sequence by the Exportins Co-translational…

A: Translation is the process by which proteins are synthesized. After the translation process is…

Q: Proteins destined for the plasma membrane must move through the secretory pathway.   What role is…

A: A. The SRP is required for the binding of mRNA to the ribosome.

Q: Describe how the anaphase-promoting complex (APC) is activated in cells (name the cellular/molecular…

A: During exit from mitosis and in the G1 phase of the cell cycle, the anaphase-promoting…

Q: The antibiotic valinomycin is an ionophore that forms a specific complex with potassium ion. Because…

A: Valinomycin is a powerful antibiotic as it facilitates the rapid movement of K+ ions across the cell…

Q: If there is a mutation in importin that prevents it from interacting with the NLS of cargo proteins,…

A: Importin is a protein that transports various substances to nucleus via nuclear localization signal.…

Q: Ligands are extracellular proteins involved in signalling. Explain how a typical ligand is secreted…

A: Communication between cells takes place through chemical signals. These chemical signals called…

Q: Listeria is a type of bacteria that can infect human cells leading to the activation of the…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: In a cell that is signaled to undergo apoptosis, the caspase cascade is initiated ("turned ON") by…

A: Apoptosis is suicidal cell death in response to certain cues or signals. It is a programmed and…

Q: Draw out protein transport in the cell. Make sure to include all steps involved in transport through…

A:

Q: ABC transporters (a) use the energy of ATP hydrolysis to transport certain ions and sugars (b) are…

A: ABC transporters transport ligands across cellular lipid membranes, which is critical for most…

Q: Active transport involves Select one: O a. Production of adenosine triphosphate (ATP)

A: Answer is b.)transport of solute down a concentration gradient.

Q: Describe the structure of SRP in eukaryotes, and outline its role intargeting proteins to the ER…

A: Protein molecule is the functional unit of a cell. The information for the synthesis of a protein is…

Q: An enzyme-linked receptor (a) is a cytoplasmic protein (b) would not be found on plant cell surfaces…

A: Introduction  As multicellular organisms are made up of a lot of cells, there must be coordination…