Podcast
Questions and Answers
What is the main function of anaphase B in mitosis?
What is the main function of anaphase B in mitosis?
- Activation of APC
- Movement of spindle poles apart (correct)
- Anchoring of dynein on cell cortex
- Shortening of kinetochore microtubules
What is the role of securin in mitosis?
What is the role of securin in mitosis?
- Moving spindle poles apart
- Activating the APC
- Inhibiting separase (correct)
- Shortening kinetochore microtubules
How does the spindle assessment checkpoint control mitosis?
How does the spindle assessment checkpoint control mitosis?
- By moving spindle poles apart
- By activating APC
- By inhibiting APC (correct)
- By dephosphorylating nuclear pore proteins
During telophase, what happens to nuclear pore proteins and nuclear lamins?
During telophase, what happens to nuclear pore proteins and nuclear lamins?
What initiates cleavage furrow formation during cytokinesis?
What initiates cleavage furrow formation during cytokinesis?
What is the primary role of dynein in mitosis?
What is the primary role of dynein in mitosis?
What is the role of tethering proteins in vesicle trafficking?
What is the role of tethering proteins in vesicle trafficking?
In the secretory pathway, what is the destination after Golgi apparatus for proteins before exocytosis?
In the secretory pathway, what is the destination after Golgi apparatus for proteins before exocytosis?
Which organelle is responsible for sorting and packaging proteins destined for regulated secretion?
Which organelle is responsible for sorting and packaging proteins destined for regulated secretion?
What triggers apoptosis in response to protein misfolding in the ER?
What triggers apoptosis in response to protein misfolding in the ER?
What is a characteristic feature of late endosomes compared to early endosomes?
What is a characteristic feature of late endosomes compared to early endosomes?
Which type of endocytosis involves clathrin-coated pits and vesicles?
Which type of endocytosis involves clathrin-coated pits and vesicles?
What distinguishes the constitutive exocytosis pathway from the regulated exocytosis pathway?
What distinguishes the constitutive exocytosis pathway from the regulated exocytosis pathway?
What occurs when Cdc6 binds to the origin recognition complex (ORC) during the G1 phase of the cell cycle?
What occurs when Cdc6 binds to the origin recognition complex (ORC) during the G1 phase of the cell cycle?
What is the function of Cdc25 in the cell cycle control system?
What is the function of Cdc25 in the cell cycle control system?
What triggers the breakdown of the nuclear envelope in prometaphase of mitosis?
What triggers the breakdown of the nuclear envelope in prometaphase of mitosis?
What is the role of cohesin proteins during mitosis?
What is the role of cohesin proteins during mitosis?
What effect does the accumulation of cyclins have on the cell cycle?
What effect does the accumulation of cyclins have on the cell cycle?
Which protein is responsible for activating transcription regulators important for initiating gene transcription in the cell cycle?
Which protein is responsible for activating transcription regulators important for initiating gene transcription in the cell cycle?
What happens when S-Cdk is activated during the S phase of the cell cycle?
What happens when S-Cdk is activated during the S phase of the cell cycle?
"Wee1" is involved in regulating which phase of the cell cycle?
"Wee1" is involved in regulating which phase of the cell cycle?
"Anaphase-promoting complex (APC)" is responsible for which crucial function during mitosis?
"Anaphase-promoting complex (APC)" is responsible for which crucial function during mitosis?
"Mitogens" promote the production of which cyclins that stimulate cell division?
"Mitogens" promote the production of which cyclins that stimulate cell division?
