The disadvantage of parthenogenesis is:
- AEstablishment of polyploid generation
- BElimination of variety in population
- CMeans of reproduction
- DDoes not encourage the appearance of new and advantageous combinations of genes
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Choose the odd one with respect to sexuality.
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View SolutionMatch the following columns:
Column-$I$ (Organisms) Column-$II$ (Mode of Reproduction) $P$. Fungi $I$. Budding $Q$. Yeast and Hydra $II$. True Regeneration $R$. Planaria $III$. Asexual Spores $S$. Fungi, Filamentous Algae, Protonema of Mosses $IV$. Fragmentation
| Column-$I$ (Organisms) | Column-$II$ (Mode of Reproduction) |
| $P$. Fungi | $I$. Budding |
| $Q$. Yeast and Hydra | $II$. True Regeneration |
| $R$. Planaria | $III$. Asexual Spores |
| $S$. Fungi, Filamentous Algae, Protonema of Mosses | $IV$. Fragmentation |
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View SolutionCell division itself is a mode of reproduction in
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View SolutionMatch the following columns and select the correct option:
Column-$I$ Column-$II$ $(a)$ Unisexual $(1)$ Ovum $(b)$ Bisexual $(2)$ Syngamy $(c)$ Fertilization $(3)$ Monoecious $(d)$ Female gamete $(4)$ Dioecious
| Column-$I$ | Column-$II$ |
| $(a)$ Unisexual | $(1)$ Ovum |
| $(b)$ Bisexual | $(2)$ Syngamy |
| $(c)$ Fertilization | $(3)$ Monoecious |
| $(d)$ Female gamete | $(4)$ Dioecious |
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View SolutionIn $Ophioglossum$ (a fern),the chromosome number in a gamete is ..... and in potato,the chromosome number in a gamete is ....
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