Bio d103 Study guides, Study notes & Summaries

Which of the following is NOT a common mechanism used to regulate activity of signaling proteins ? A. Binding of another molecule to the signaling protein. B. Degradation of the signaling molecule by proteolysis. C. Uptake of the signaling protein by the ER. D. Masking of a NLS signal in the signaling protein by another protein. E. Covalent modification of a protein involved in a signaling pathway (e.g. phosphorylation) C. Uptake of the signaling protein by the ER You are working in a l...

Which of the following statements is true for phospholipids and sphingolipids? - Both have an amphiphatic organization Why is cholesterol able to integrate into a lipid bilayer? - Because it prevents the dense packing of phospholipids Which of the following statement best describes how bacteria in a hot spring control the fluidity of their plasma membrane? - They increase the percentage of lipids with unsaturated hydrocarbon chains in their plasma membrane. Which activity can only be do...

Bio D103 Final Exam Actual Questions and Answers 2024 with complete solution

Which of the following processes in the cell cycle would be most likely to be affected by loss of the molecular motor myosin II? - Cell division Which of the following conditions would block cytokinesis? - Inhibition of the translocation of GEF protein to the midbody Which of the following is NOT a feature of cells undergoing apoptosis? - Ligation of DNA fragment Which of the following genetically engineered proteins could protect cells from activating the cell-extrinsic pathway of prog...

Bio D103 Final

Bio D103 Final with complete solution

E. Ability to have a general effect on cellular signaling machinery - ANSWER Which of the following is NOT a key property of an effective signaling molecule? A. Ability to be synthesized rapidly B. Ability to be degraded rapidly C. Ability to be stored, released, and recovered D. Ability to be transported from the site of synthesis to a site of action E. Ability to have a general effect on cellular signaling machinery B. Different types of cells can have different signaling machinery c...

Which of the following processes in the cell cycle would be most likely to be affected by loss of the molecular motor myosin II? Cell division Which of the following conditions would block cytokinesis? Inhibition of the translocation of GEF protein to the midbody Which of the following is NOT a feature of cells undergoing apoptosis? Ligation of DNA fragment Which of the following genetically engineered proteins could protect cells from activating the cell-extrinsic pathway of programmed c...

Bio D103 Final Test Questions with Correct Answers 2024 Update Rated A+ Which of the following processes in the cell cycle would be most likely to be affected by loss of the molecular motor myosin II? Cell division Which of the following conditions would block cytokinesis? Inhibition of the translocation of GEF protein to the midbody Which of the following is NOT a feature of cells undergoing apoptosis? Ligation of DNA fragment Which of the following genetically engineered proteins...

D103 -Cell Bio - practice questions for midterm Exam 2024 with Complete Solutions