Structures Internal to the Cell Wall

 

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Structures Internal to the Cell Wall

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Question 1
Ribosomes of prokaryotes have a sedimentation coefficient of?
A
90S
B
80S
C
50S
D
70S
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Question 2
Cytoplasmic membrane and the cell material bounded by it plus the outer membrane of cell is known as .....
A
Protoplast
B
Cytoplast
C
Spheroplast
D
Cell membrane


Question 3
Which of the following methods can be utilized for removing peripheral proteins of the cytoplasmic membrane?
A
treatment by detergents
B
osmotic shock
C
heat application
D
destruction of the membrane
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Question 4
Poly-beta-hydroxybutyrate(PHB) present in aerobic bacteria can serve as?
A
a reserve carbon and energy source
B
a reserve source of phosphate
C
acceptor of oxygen
D
provides buoyancy
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Question 5
The nucleoid can be made visible under the light microscope by .....
A
Methylene blue
B
Iodine
C
Nile blue
D
Feulgen staining
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There are 5 questions to complete.

 

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