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Questions and Answers
Which structure is essential in controlling exchange between the cell and its environment?
Which structure is essential in controlling exchange between the cell and its environment?
- Cytoplasm
- Membrane (correct)
- Mitochondria
- Nucleus
What would happen if the cell membrane were freely permeable?
What would happen if the cell membrane were freely permeable?
- The cell would become larger
- Life could not exist (correct)
- The cell would become more efficient
- The cell would become smaller
What is the term used to describe the membrane's ability to allow a controlled traffic of materials across it in both directions?
What is the term used to describe the membrane's ability to allow a controlled traffic of materials across it in both directions?
- Partial permeability (correct)
- Selective permeability
- Total permeability
- Complete permeability
What branch of biology is focused on the study of cells?
What branch of biology is focused on the study of cells?
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What are the two fundamentally different types of microscope used to study cells?
What are the two fundamentally different types of microscope used to study cells?
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