A bacterium may be penicillin resistant due to all of the following EXCEPT a) a Gram-negative...
A bacterium may be penicillin resistant due to all of the following EXCEPT
a) a Gram-negative cell wall.
b) beta-lactase production.
c) a Gram-positive cell wall.
d) modified transpeptidases.
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A bacterium may be penicillin resistant due to all of the
following EXCEPT
a) a Gram-negative...
20.) The term spheroplast applies to a gram-negative bacterial cell which .......? A.) is likely to...
20.) The term spheroplast applies to a gram-negative bacterial
cell which .......?
A.) is likely to lyse due to the osmosis shock
b.) is just about to ready to produce a spore
c.) is fighting off an infection by becteriophages
d.) has lost its peptidoglycan layer of the cell wall
e.) is lacking a cell wall
17) Peptidoglycan is a polymer consisting of the following chemical constituents (1 pts) ON-acetyglucosamine (AGA), N-acetylmuramic acid, and a peptide chain ON-AGA, N-AMA, teichoic...
43.Lipopolysaccharides (LPS) are found in: a. Gram-positive bacteria b. Gram-negative bacteria c. all Bacteria d. Archaea...
43.Lipopolysaccharides (LPS) are found in: a. Gram-positive bacteria b. Gram-negative bacteria c. all Bacteria d. Archaea e. Eukaryotes ------------------------- 44. There are similarities and differences between Gram-negative and Gram-positive bacteria. Which of the following is not true? a. The cell wall of Gram-negative cells is composed of only one or two layers of peptidoglycan whereas the cell walls of Grampositive bacteria have many peptidoglycan layers b. Only Gram-positive bacterial cells have a periplasm 2/6/18 8 c. The cell membranes of...
Please answer all.... Thank you! 20.)The term spheroplast applies to a gram-negative bacterial cell which _____....
Please answer all.... Thank you!
20.)The term
spheroplast applies to a gram-negative bacterial cell which
_____.
Select is likely to lyse due to the
osmotic shock as your answer
is likely to lyse due to the osmotic shock
Select is just about to ready to
produce a spore as your answer
is just about to ready to produce a spore
Select is fighting off an infection
by becteriophages as your answer
is fighting off an infection by becteriophages
Select has...
Answer all Identify whether the following are true of Gram-positive or Gram-negative bacteria. Has a cell...
Answer all
Identify whether the following are true of Gram-positive or Gram-negative bacteria. Has a cell wall Has a second outer membrane Contains the molecule LPS, which triggers an immune response through TLR proteins Contains the bacteria that cause cholera Ampicillin and amoxicillin are specific to this type as they block peptidoglycan production
Which of the following has peptidoglycan as a major constituent of cell wall? A. Gram-negative bacteria...
Which of the following has peptidoglycan as a major constituent of cell wall? A. Gram-negative bacteria B. Gram-positive bacteria C. Fungi D. None of these
Plasma membrane Inside cell 41. which diagram of a cell wall is a gram-negative cell wall?...
Plasma membrane Inside cell 41. which diagram of a cell wall is a gram-negative cell wall? of) In Figure 4.3, which diagra Aa Bb C) both a and b 65) In Figure 4.3, which diagram of a cell wall possesses molecules responsible for me associated with infection? A) a B) b C) both a and b 66) In Figure 4.3, which diagram of a cell wall has a structure that protects against om A) a B)b C) both a and...
1.a. Methicillin (a Beta-lactamase resistant penicillin) resistance in Staphylococcus aureus results from which of the following...
1.a. Methicillin (a Beta-lactamase resistant penicillin) resistance in Staphylococcus aureus results from which of the following mechanisms? a. increased expression of drug efflux pumps b. the acquisition and expression of a new type of penicillin binding protein c. changes in D-ala-D-ala amino acids found in peptidoglycan d. increased peptidoglycan biosynthesis 1.b. PBP2a confers resistance to beta-lactam antibiotics because it: a. has a low affinity for nearly all beta-lactams b. alters the D-ala-D-ala amino acids in peptidoglycan c. degrades both penicillins...
1) Without prokaryotes... a) much decomposition in the soil would stop b) PCR would be much...
1) Without prokaryotes... a) much decomposition in the soil would stop b) PCR would be much more difficult to do c) plants would have fewer nutrients to absorb d) there would be less methane in the world e) all of the above would occur 2) Which is least likely associated with prokaryotes? a) nitrogen fixation b) botulism c) methane production d) total global photosynthesis 3) Genetic variation in bacterial populations cannot result from: a) transduction b) transformation c) conjugation d)...
Gram-positive and gram-negative bacteria differ in that A. Gram-positive bacteria have more peptidoglycan in their cell...
Gram-positive and gram-negative bacteria differ in that A. Gram-positive bacteria have more peptidoglycan in their cell walls. B. Gram-positive bacteria have fimbriae but gram-negative bacteria do not. C. Gram-positive bacteria are spiral-shaped, and gram-negative bacteria are either rod-shaped or spherical. D. Only gram-negative bacteria can form endospores. E. There is no difference between gram negative and gram positive bacteria F. Gram positive are positively charged and gram negative are negatively charges An unknown bacterial species was found in the blood...
Match the following: Corynebacterium diphtheriae's virulence requires this A Neurotoxin Major virulence factor of strep. pneumoniae...
Match the following: Corynebacterium diphtheriae's virulence requires this A Neurotoxin Major virulence factor of strep. pneumoniae The major virulence factor of group A strep, in recent fatal cases V Clostridium tetani's main virulent factor is this B Erythrogenic tosin C Hyaluronidase D. Lysogenic conversion E. Capsule Spreading factor in staph. aureus cellulitis infections Match the following: ✓ Gram positive cocci which causes pharyngitis Patient must be treated with antitoxcin plus an antibiotic for this disease Gram negative rod which causes...
20.) The term spheroplast applies to a gram-negative bacterial
cell which .......?
A.) is likely to lyse due to the osmosis shock
b.) is just about to ready to produce a spore
c.) is fighting off an infection by becteriophages
d.) has lost its peptidoglycan layer of the cell wall
e.) is lacking a cell wall
17) Peptidoglycan is a polymer consisting of the following chemical constituents (1 pts) ON-acetyglucosamine (AGA), N-acetylmuramic acid, and a peptide chain ON-AGA, N-AMA, teichoic...
Please answer all.... Thank you!
20.)The term
spheroplast applies to a gram-negative bacterial cell which
_____.
Select is likely to lyse due to the
osmotic shock as your answer
is likely to lyse due to the osmotic shock
Select is just about to ready to
produce a spore as your answer
is just about to ready to produce a spore
Select is fighting off an infection
by becteriophages as your answer
is fighting off an infection by becteriophages
Select has...
Answer all
Identify whether the following are true of Gram-positive or Gram-negative bacteria. Has a cell wall Has a second outer membrane Contains the molecule LPS, which triggers an immune response through TLR proteins Contains the bacteria that cause cholera Ampicillin and amoxicillin are specific to this type as they block peptidoglycan production
Plasma membrane Inside cell 41. which diagram of a cell wall is a gram-negative cell wall? of) In Figure 4.3, which diagra Aa Bb C) both a and b 65) In Figure 4.3, which diagram of a cell wall possesses molecules responsible for me associated with infection? A) a B) b C) both a and b 66) In Figure 4.3, which diagram of a cell wall has a structure that protects against om A) a B)b C) both a and...
Match the following: Corynebacterium diphtheriae's virulence requires this A Neurotoxin Major virulence factor of strep. pneumoniae The major virulence factor of group A strep, in recent fatal cases V Clostridium tetani's main virulent factor is this B Erythrogenic tosin C Hyaluronidase D. Lysogenic conversion E. Capsule Spreading factor in staph. aureus cellulitis infections Match the following: ✓ Gram positive cocci which causes pharyngitis Patient must be treated with antitoxcin plus an antibiotic for this disease Gram negative rod which causes...
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