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Mesosome is a type of polyribosomes. P...

Mesosome is a type of polyribosomes.
Polyribosomes from a part of the chromosomes.

A

If both A and R are correct and R is correct explanation of A

B

If both A and R are correct but R is not correct explanation of A

C

If A is correct, R is wrong

D

If both A and R are wrong.

Text Solution

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The correct Answer is:
D
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DINESH PUBLICATION ENGLISH-ENVIRONMENTAL ISSUES-Assertion and reason
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  2. $ Peptidoglycan is found in the cell wall of Algae. ! Blue-green Alg...

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  3. Mesosome is a type of polyribosomes. Polyribosomes from a part of th...

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  5. Spirulina is a rich source of proteins. Spirulina has a spiral chlor...

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  6. $ Sulphur depended archaebacteria are called thermoacidophiles. ! Ar...

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  7. Nostoc has chloropyll "a" and phycocyanin pigments. Chlorophyll "a" ...

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  8. Protists are eukaryotes Eukaryotes do not have the double membraned ...

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  9. Euglena is biflagellated and has cell wall. Because cell wall is pre...

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  10. A: The Flagellum in protists is single stranded. R: Single stranded ...

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  11. A: Zygotic meiosis occurs at the time of germination of zygote. R: Z...

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  12. Meiosis is a requirements of sexual reproduction. Meiosis occurs in ...

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  13. $ In the cell wall of Dinoflagellates, there is present only one groov...

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  14. $ Euglena has mixotrophic nutrition. ! Mixtrophic nutrition means th...

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  15. Slime moulds are mainly saprophytic. Saprophytes get their nutrition ...

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  16. A: Forminiferans have a calcareous shell. R: Dimorphic nucleic are p...

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  17. $ Amoeba is a type of sporozoan. ! Sporozonas have two contractile v...

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  18. $ Fungi may be heterotrophic or autotrophic. ! Mycelium of Rhizopus ...

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  19. $ In basidiomycetes, there are present dolipore septa. ! Ascospores ...

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  20. Yeasts form a pseudomycelium. Yeast are prokaryotic.

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