Which of the following is true about chromatophores

(1)its’s a plasma membrane infolding

(2)site of photosynthesis

(3)contain pigments

(4)All of the above

Subtopic:  Plastids |
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Bacterial flagella is composed of

(1)basal body, Hook, filament

(2) basal body and filament

(3)  Hook and filament,

(4)Hook, filament and base

Subtopic:  Cilia & Flagella |
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Which of the following is correct except

(1)Pili and Fimbriae play role in motility

(2)Flagella, pili, and fimbriae are surface structures

(3)pili and fimbriae help in attachment to surfaces

(4)Both A and C

Subtopic:  Cilia & Flagella |
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Which of the following is true

(1)bacterial flagella is made up of flagellin protein

(2)bacterial pili is made up of pilin protein

(3) bacterial flagella is different from eukaryotic flagella

(4)All of the above

Subtopic:  Details of Prokaryotic Cell Structure |
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How many of the following structures are present in Bacteria?

(Flagella, cilia, pili, fimbriae)

(1)4

(2)3

(3)2

(4)1

Subtopic:  Details of Prokaryotic Cell Structure |
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Where can we find the ribosomes in Bacteria

(1)In cytoplasm

(2)In mitochondria

(3)On Endoplasmic reticulum

(4)All of these

Subtopic:  Details of Prokaryotic Cell Structure |
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Several ribosomes may attach to a single mRNA and form a chain called

(1)Polyribosomes

(2)polysomes

(3)Both A and B

(4)Polycistronic mRNA

Subtopic:  Details of Prokaryotic Cell Structure |
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In prokaryotes which of the following ribosome subunit is absent

(1)30s

(2)50s

(3)40s

(4)70s

Subtopic:  Details of Prokaryotic Cell Structure |
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Which of the following is true about ribosome except

(1)site of protein synthesis

(2)universal cell organelle

(3)70s is present only in prokaryotes

(4)80s is present in eukaryotes

Subtopic:  Details of Prokaryotic Cell Structure |
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Polysomes translate mRNA into

(1)proteins

(2)carbohydrates                                

(3)DNA

(4)RNA

Subtopic:  Eukaryotic Cell Orgenelle |
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Difficulty Level: