Class 12BiologySexual Reproduction in Flowering PlantsMix Examples-Sexual Reproduction in Flowering Plants
MediumAssertion : Pollen mother cells $(PMCs)$ are the first male gametophytic cells.
Reason : Each $PMC$ gives rise to two pollens.
Reason : Each $PMC$ gives rise to two pollens.
- AIf both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.
- BIf both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.
- CIf the Assertion is correct but Reason is incorrect.
- DIf both the Assertion and Reason are incorrect.
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Similar Questions
If the chromosome number in cells of integuments is $10$,then what will be the chromosome number in the synergids,definitive nucleus,and antipodal cells in the embryo sac of an angiospermic ovule?
Identify the ploidy of the following cells: Germ cell,Male gamete,Microspore mother cell,Microspore,Tube cell.
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View Solution$A$: The higher organisms must evolve a special mechanism for gamete transfer.
$R$: Male and female gametes are formed in different individuals.
$R$: Male and female gametes are formed in different individuals.
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View SolutionIs there a relationship between the size of an organism and its life span? Give two examples in support of your answer.
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