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प्रश्न
A multicellular, filamentous alga exhibits a type of sexual life cycle in which the meiotic division occurs after the formation of zygote. The adult filament of this alga has ______.
विकल्प
haploid vegetative cells and haploid gametangia
diploid vegetative cells and haploid gametangia
diploid vegetative cells and diploid gametangia
haploid vegetative cells and diploid gametangia
उत्तर
A multicellular, filamentous alga exhibits a type of sexual life cycle in which the meiotic division occurs after the formation of zygote. The adult filament of this alga has haploid vegetative cells and haploid gametangia.
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संबंधित प्रश्न
Describe the post-fertilization changes in a flower.
List the post-fertilisation events in angiosperms.
Answer the following question.
At what stage does the meiosis occur in an organism exhibiting a haploidic life cycle and mention the fate of the products thus produced?
Which of the following is a post-fertilization event in flowering plants?
Cells become variable in morphology function in different regions of the embryo. The process is ______.
Which among these is NOT a post-fertilization event?
Which of the following situations correctly describe the similarity between an angiosperm egg and a human egg?
- Eggs of both are formed only once in a lifetime
- Both the angiosperm egg and human egg are stationary
- Both the angiosperm egg and human egg are mobile
- Syngamy in both results in the formation of zygote
Choose the correct answer from the options given below:
In a developing embryo, analyse the consequences if cell divisions are not followed by cell differentiation.
List the changes observed in an angiosperm flower subsequent to pollination and fertilisation.
Differentiate between ovipary and vivipary. Cite an example for each type.
