Plasmids are
A) small pieces of DNA which may carry genes for antibiotic resistance.
B) structures which are only found in pathogenic bacteria.
C) essential for the correct replication of a bacterial cell.
D) small pieces of DNA attached to the plasma membrane.
E) only found in Gram-positive bacteria.
Correct Answer:
Verified
Q3: The cell walls of bacteria
A)enable them to
Q4: The polysaccharide layer surrounding some bacteria is
Q5: Which of the following statements is TRUE?
A)Bacterial
Q6: Peptidoglycan is a substance that
A)is found in
Q7: The Ziehl-Neelson stain is used to
A)observe bacteria
Q9: Rod-shaped bacteria are called
A)eubacteria.
B)bacilli.
C)cocci.
D)vibrios.
E)endospores.
Q10: Bacteria which are classified as Gram-positive
A)always form
Q11: A swab from an infected wound is
Q12: A bacterium with spherical cells that exist
Q13: The DNA that codes for the basic
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