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Bio230 Lecture Exam 1 Review Questions and Answers with Verified Solutions | Latest 2026 Update

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Bio230 Lecture Exam 1 Review Questions and Answers with Verified Solutions | Latest 2026 Update

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Bio230 Lecture Exam 1 Review Questions and Answers with Verified
Solutions | Latest 2026 Update




Q: Iris diaphragm

Answer:
Adjusts light intensity in microscopy.

Q: Gram stain

Answer:
Differentiates bacteria based on cell wall properties.

Q: Phase contrast microscopy

Answer:
Observes unstained cells' internal structures.

Q: Capsule staining

Answer:
Technique highlighting bacterial capsules without heat fixation.

, Bio230 Lecture Exam 1 Review Questions and Answers with Verified
Solutions | Latest 2026 Update




Q: Endospore staining

Answer:
Identifies bacterial endospores using heat.

Q: Penicillin resistance

Answer:
Bacteria mutation prevents penicillin binding.

Q: Hypertonic solution

Answer:
Causes cell shrinkage due to water loss.

Q: Prokaryotic cell membrane

Answer:
Regulates nutrient transport and waste removal.

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