Podcast
Questions and Answers
What is the main function of lysosomes in the cell?
What is the main function of lysosomes in the cell?
- Store genetic material like DNA
- Break down macromolecules like proteins and nucleic acids (correct)
- Maintain an acidic pH environment
- Generate energy through cellular respiration
How are enzymes synthesized and delivered to lysosomes?
How are enzymes synthesized and delivered to lysosomes?
- Delivered directly by Golgi to lysosomes
- Synthesized in lysosomes, then delivered by vesicles
- Synthesized in rough ER, sorted in Golgi, then packaged into lysosomes (correct)
- Packed by Golgi in lysosomes directly
What is the role of mitochondria in eukaryotic cells?
What is the role of mitochondria in eukaryotic cells?
- Break down macromolecules for energy production
- Generate usable energy through cellular respiration (correct)
- Store genetic information in circular genomes
- Maintain an acidic pH environment
What makes mitochondria and chloroplasts semi-autonomous organelles?
What makes mitochondria and chloroplasts semi-autonomous organelles?
Which organelle is responsible for maintaining an acidic internal environment in the cell?
Which organelle is responsible for maintaining an acidic internal environment in the cell?
What is the primary function of contractile vacuoles in the cell?
What is the primary function of contractile vacuoles in the cell?
What is the function of turgor pressure in a cell?
What is the function of turgor pressure in a cell?
Which organelle contributes to turgor pressure in plant and fungal cells?
Which organelle contributes to turgor pressure in plant and fungal cells?
What is the role of the cytoskeleton in a cell?
What is the role of the cytoskeleton in a cell?
What is the main function of a contractile vacuole in a cell?
What is the main function of a contractile vacuole in a cell?
How does the endomembrane system compartmentalize a cell?
How does the endomembrane system compartmentalize a cell?
What is the primary role of the cytoplasm in a cell?
What is the primary role of the cytoplasm in a cell?
Which type of transport involves the net movement of substances from areas of higher to lower concentration?
Which type of transport involves the net movement of substances from areas of higher to lower concentration?
What is the primary source of energy for primary active transport?
What is the primary source of energy for primary active transport?
What is the main function of aquaporins in cell membranes?
What is the main function of aquaporins in cell membranes?
What type of transport utilizes the energy of an electrochemical gradient to drive movement of ions or molecules?
What type of transport utilizes the energy of an electrochemical gradient to drive movement of ions or molecules?
Which process is responsible for the movement of water across a selectively permeable membrane?
Which process is responsible for the movement of water across a selectively permeable membrane?
What prevents cells from lysing or bursting due to excessive water intake in protists and single-celled eukaryotes?
What prevents cells from lysing or bursting due to excessive water intake in protists and single-celled eukaryotes?
Which structure helps maintain the shape and internal composition of cells by being external to the cell membrane?
Which structure helps maintain the shape and internal composition of cells by being external to the cell membrane?
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