Which of these describe rod cell type arrangement that is lined side by side like matchsticks and at angles to each other like Chinese letters?
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Cocci cell type arranged in irregular clusters like a bunch of grapes is described by which of the following?
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Which of these bacteria is a diplococcic?
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Which of these bacterial shapes describes round, oval or spherical cell type?
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Which of the following bacteria is a spirochete?
A. Treponema pallidum
B. Staphylococcus aureus
C. Klebsiella pneumoniae
D. Yessenia pestis
Answer: A
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Which of these most accurately describe the pleomorphic characteristic of a bacteria cell?
A. Their ability to change their shape
B. Their ability to change their size
C. Their ability to change the structures of their organelles
D. Their ability to change their forms especially when grown on artificial media
Answer: D
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Typical shapes of bacteria include all but:
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Which is true about the shape of a bacterium?
A. It is governed by its unstable cell wall
B. Bacteria has a definite shape
C. They are amoeboid in shape
D. None of the above
Answer: B
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Which is not true about the bacterial nuclear materials?
A. Bacteria have a well defined nucleus
B. They have the nucleroid region
C. They may have additional DNA called a plasmid
D. They reproduction is by binary fission
Answer: A
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General characteristics of bacteria include all but one of the following:
A. They are eukaryotic single celled organisms
B. They are simplest of all microbial cells
C. They have distinctive cell wall which contain peptidoglycan
D. They are extremely diverse and numerous in soils and waters
Answer: A
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