MCB2010 Test 1 Questions with Complete Solutions
What sticky layer allows bacteria to attach to surfaces? a. peptidoglycan b. outer membrane c. slime layer d. pilli Correct Answer-c. slime layer Archael cell walls a. do not up take crystal violet b. contain peptidoglycan and specialized polysarcharides c. contains specialized polysarcharides but does not contain peptidoglycan d. cannot be gram stained Correct Answer-b. contain peptidoglycan and specialized polysarcharides Prokaryotic and eukaryotic ribosomes a. are the same size, thus can be effectively used as an antibacterial target b. are different sizes, thus can be effectively used as an antibacterial target c. cannot be used as an antibacterial target as antibiotics cannot enter the cell d. none of the above Correct Answer-d. none of the above
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