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Microbiology Chapter 4 Test Bank 2024/2025 ( 100% verified)
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Microbiology Chapter 4 Test Bank 2024/2025 ( 100% verified)
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Microbiology Chapter 4 Test BankThey lack a plasma membrane - ANSWhich of the following statements is INCORRECT
regarding prokaryotic cells?
it protects the cell in a hypertonic environment - ANSEach of the following statements
concerning the gram-positive cell wall is true EXCEPT
Water will move out of the cell - ANSWhich of the following statements best describes what
happens when a bacterial cell is placed in a solution containing 5% NaCl?
Conjugation - ANSA gram-positive bacterium suddenly acquires resistance to the antibiotic
methicillin. This trait most likely occurred due to acquisition of new genetic information through
Active Transport - ANSBy which of the following mechanisms can a cell transport a substance
from a lower to a higher concentration?
Contains Cholesterol - ANSWhich of the following is NOT a typical characteristic of most
bacterial plasma membranes?
Fungi - ANSWhich one of the following organisms has a cell wall?
Endospores allow a cell to survive environmental changes by producing a dormant period with
no growth - ANSWhich of the following statements is TRUE?
Centrosome - food storage (suspposed to be vacuoles) - ANSWhich of the following pairs is
mismatched?
Mitochodrion - ANSWhich of the following organelles most closely resembles a prokaryotic cell?
Osmotic lysis - ANSAntibiotics that target cell wall synthesis ultimately cause bacterial cell death
as a result of...
Lysozyme - ANSBacteria are a commonly used organism for studies of genetic material in the
research laboratory. The nucleic acids must first be isolated from the cells for these studies.
Which of the following would most likely be used to lyse gram-positive bacterial cells for nucleic
acid isolation?
They are sensitive to penicillin - ANSWhich of the following statements about gram-negative cell
walls is FALSE?
Cilium - ANSWhich of the following structures is NOT found in some prokaryotic cells?
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