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- Protein structure and function: a) Name two common post-translational modifications of proteins in the cell that will affect their structure/function. b) What are prions? Briefly describe their structure and function. C) Explain the principles of protein folding and significance of urea and Bmercaptoethanol in the experimental procedures addressing this question.21. Which protein structure is most consistent for the hydropathy graph of the intrinsic membrane protein shown below? +168 F +84 -84 -168 20 100 200 300 First amino acid in window A) A seven-helix serpentine receptor B) A Type I integral membrane protein C) A Type Il integral membrane protein D) A GPI-anchored protein E) A beta-barrel protein with about 10 membrane-spanning strands. Hydropathy index (kJ mol-1)Please help me with this question. More than one answer may be correct. The cis golgi compartment ______. Options: A) is a convenient place to store tools in small cars. B) uses clathrin as a coating protein to send vesicles to the medial compartments. C) sends proteins to their proper destination. D) is continuous with the trans compartment. E) adds specific signal to proteins destine for the lysosomes.
- Arrange the following terms in order of increasing specialization: Oligopotency, pleuripotency, unipotency, multipotency.a) How to transfer biological information in protein synthesis? What is the link between DNA and proteins? What role does RNA play in each? Explain the protein synthesis.16) PROTEIN SYNTHESIS: A) Describe the process of protein synthesis. Be sure to use transcription and translation in your answer (and explain the parts involved in each process) B) Why is RNA transcription a necessary process?
- Which of the following statements is true? Question 9 options: a) Executioner caspases are activated by cleavage. b) Initiator caspases are activated by cleavage. c) Executioner caspases are activated by dimerization. d) Executioner caspases trigger apoptosis but initiator caspases does not.Ribosomes in the cytoplasm capture mRNA that can be translated into an enzyme for the lysosome. a) Explain what happens from the time the enzyme begins to form in the cytoplasm until it ends up in the lysosome and also explains how the enzyme is transported to the lysosome?What are the four components for the translocation of protein across endoplasmic reticulum? and briefly explain ORF?
- Why is receptor-mediated endocytosis said to be more selective than phagocytosis or pinocytosis?The key components of desmosomes are cadherins and. actin microfilaments intermediate filaments microtubulesExplain why the structure of the ER, mitochondria, and Golgi apparatus assist their respective functions.
