Lysozyme is a catalytic enzyme that cleaves NAG-NAM units in the bacte- rial cell wall, and is found in external secretions of the body. Why does this enzyme show optimum activitv at pH -5 and decreased activity above or below this pH?

Q: The result of completed apoptosis of a cell is apoptotic bodies, which are numerous vesicles of the…

A: Apoptotic bodies are recognized and engulfed by specialized immune cells called phagocytes, which…

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A: Large, intricate molecules known as proteins, have a variety of vital functions in the body. They…

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A: Clathrin-coated vesicle formation refers to the process by which a specialized type of vesicle,…

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A: When a cell becomes infected with a virus, it will destroy itself to prevent the virus from…

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A: Answer: Paclitaxel stabilizes  microtubules by inhibiting the disassembly of the tubulin subunits…

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A: Protein is a macro nutrient that's basic to building muscle mass. It is commonly found in animal…

Q: COPII-coated vesicles bud out of the TGN to transport proteins to the lysosomes.  True  False

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Q: REEP family proteins act as wedges to promote bending of the membrane true or false

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A: There is a molecular pathway implicated in various neurodegenerative diseases is the misfolding,…

Q: Which virus causes Kaposi's sarcoma?  How viral g coupled proteins are made in the cell.  Briefly…

A: Kaposi's sarcoma is a type of cancer that causes skin lesions. It usually affects people with immune…

Q: Describe the mechanism of action of lysozyme

A: The antibacterial enzyme lysozyme, also identified as muramidase and N-acetylmuramide…

Q: A significant structural feature in the digestive system is the presence of tight junctions located…

A: Answer: Introduction: A tight junction means a type of regular cell junction is prepared by…

Q: Why would desmosomes not be suitable as the sole type of cell junction between epithelial cells of…

A: The strongest connections between cells that connect the intermediate filaments of adjacent cells…

Q: s the following statement true or false? Digestive enzymes in the lysosome are inactivated when the…

A: INTRODUCTION A lysosome is a membrane-bound cell organelle that contains digestive enzymes.…

Q: What is the expected subcellular location for a protein has only an amino-terminal signal sequence…

A: Amino-terminal signal peptides (SPs) are short regions that guide the targeting of secretory…

Q: If the RGD tripeptide sequence in fibronevtin wete absent. Which is true?   integrims would not…

A: The cell membrane is a structure which protects the cell and acts as a barrier and transports the…

Q: Ribosomes have specific binding sites for ____________(the A, P,and E sites) and supply peptidyl…

A: Since all cells require proteins, they also contain ribosomes, which are the structures that produce…

Q: How would a dominant-negative Arf1 protein affect (or not) the following processes.…

A: Arf1 is a small GTPase that is involved in vesicular transport. It has been shown to play a role in…

Q: Deformation of the plasma membrane to form a vesicle is a thermodynamically unfavorable process and…

A: Cellular transport is a complicated process that involves the transportation of molecules and…

Q: Would the pancreatic hormone somatostatin require a receptor on the surface of or in the cytosol of…

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Q: In the blood coagulation pathway, several proenzymes are activated by unique proteolytic cleavage…

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Q: "given the numerous processes inside cells that are regulated by changes in Ca+2 concentration, it…

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Q: An adipocyteis an animal cell that is specialized for the storage of triacylglycerol molecules. A…

A: Adipocytes are cells of the adipose tissue and are involved in fat storage. While hepatocytes are…

Q: Which statement about the M6P receptor is true/accurate? Answers: It is involved in retrieval of…

A: The mannose-6-phosphate receptors (M6P receptors) bind to mannose-6-phosphate. Mannose-6-phosphate…

Q: Please help me with this question. More than one answer may be correct.  The rough endoplasmic…

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Q: The introduction of amino acids into a cancer cell culture media will cause an upregulation of…

A: The answer is protein synthesis. The protein complex known as mTOR, which is found in mammals,…

Q: ue about the Golgi Complex EXCEPT     A number of stacks of differing compositions make up the…

A: Golgi apparatus or Golgi complex is a cytoplasmic organelle of smooth membrane sacs or cisternae.…

Q: Discuss/explain, in detail, the structural organization of the cellular component responsible for…

A: Natural red is a hydrophobic dye that is commonly used in biological research to stain and visualize…

Q: The cis golgi compartment ______. Options: A)  is a convenient place to store tools in small…

A: The Golgi apparatus is an organelle present in most eukaryotic cells. It is made up of…

Q: During apoptosis, phosphatidylserine undergoes transverse movement (flip-flop). Explain why this…

A: The programmed cell death is also known as apoptosis. The apoptosis process includes phagocytic…

Q: (d) State whether the following statements are True or False. If False rewrite the correct form of…

A: Introduction: Immunoglobulin (Ig) is another name for antibody (Ab) (Ig). Plasma cells produce these…

Q: What effect does methylene blue have on coacervates? Is it the same effect it has on cheek cells?…

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Q: Based on Figure 9-24, can you predict the position of amutation that would produce an active protein…

A: All the proteins synthesized by the membrane bound ribosome reside in the lumen of endoplasmic…

Q: Which describes an enzymatic activity/biochemical function of importin-beta?     facilitate…

A: Introduction : Importin beta are known as a type of karyopherin proteins which mediates the…

Q: The SOS response repairs extensive damage in prokaryotic cells. Why would this process be…

A: The SOS response is a DNA damage response mechanism that occurs in prokaryotic cells, primarily in…

Q: How does M-Cdk promote Golgi breakdown during mitosis? Prevents COPI vesicle fusion to the Golgi…

A: M-Cdk is a cyclin-dependent protein kinase. It will catalyze the transfer or transmission of a…

Q: Why are the mannose-binding lectin and alternative pathwaysconsidered part of the innate immune…

A: Innate immune system provides a general protection against harmful pathogens and substances using…

Q: Many of the proteins produced in the endoplasmic reticulum modifications from tales modifications…

A: ENDOPLASMIC RETICULUM (ER) It is a network of interconnecting membranes enclosing channels or…

Q: The synaptosome-associated receptors referred to as t-SNARES can be found, as transmembrane…

A: SNARE proteins or SNAP (synaptosome associated proteins) receptors are the proteins that are…