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Questions and Answers
In passive diffusion, how do molecules move?
Which transport mechanism requires a large concentration gradient for adequate nutrient uptake?
What is a key feature of facilitated diffusion?
Which type of transport mechanism is crucial for nutrient uptake in microorganisms?
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What differentiates active transport from passive diffusion?
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How do microorganisms primarily take in dissolved particles?
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What is the main difference between macronutrients and trace elements?
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Which of the following best describes facilitated diffusion?
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How do Gram-positive and Gram-negative cell walls differ?
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What is the primary function of active transport in bacterial cells?
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What is the structure responsible for providing rigidity to bacterial cell walls?
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Which process involves the simultaneous transport and chemical modification of substances as they cross the plasma membrane?
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What type of transport is characterized as not being energy-dependent?
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Which substances can easily cross the plasma membrane via passive diffusion?
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In what direction does the movement occur in active transport?
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Which cell wall component contributes significantly to protecting bacterial cells from osmotic stress and toxic materials?
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Which type of bacteria has a thicker peptidoglycan layer: Gram-positive or Gram-negative?
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What type of proteins help facilitate substances passing through the plasma membrane by forming pores?
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