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The neck canal cells are absent in the archegonia of :
[Re. Ex. CPMT 1991]
- a)Cycas
- b)Bryophytes
- c)Funaria
- d)Pteridophytes
Correct answer is option 'A'. Can you explain this answer?
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The neck canal cells are absent in the archegonia of :[Re. Ex. CPMT 19...
Neck Canal Cells in Archegonia
Archegonia are the female reproductive structures found in plants that produce eggs. They are present in bryophytes, pteridophytes, gymnosperms, and some angiosperms. The archegonium consists of a venter, a neck, and a canal. The neck canal cells are specialized cells found in the neck of the archegonium.
Absent in Archegonia of Cycas
The neck canal cells are absent in the archegonia of Cycas. Cycas is a genus of gymnosperms that belongs to the family Cycadaceae. The archegonia of Cycas consist of a venter and a neck, but the neck canal cells are missing.
Importance of Neck Canal Cells
The neck canal cells are important for the fertilization process in plants. They help in guiding the sperm cells towards the egg. The neck canal cells also secrete a fluid that provides a favorable environment for the sperm cells to swim towards the egg.
Conclusion
In conclusion, the neck canal cells are absent in the archegonia of Cycas. These specialized cells are important for the fertilization process in plants as they guide the sperm cells towards the egg and provide a favorable environment for fertilization.
Archegonia are the female reproductive structures found in plants that produce eggs. They are present in bryophytes, pteridophytes, gymnosperms, and some angiosperms. The archegonium consists of a venter, a neck, and a canal. The neck canal cells are specialized cells found in the neck of the archegonium.
Absent in Archegonia of Cycas
The neck canal cells are absent in the archegonia of Cycas. Cycas is a genus of gymnosperms that belongs to the family Cycadaceae. The archegonia of Cycas consist of a venter and a neck, but the neck canal cells are missing.
Importance of Neck Canal Cells
The neck canal cells are important for the fertilization process in plants. They help in guiding the sperm cells towards the egg. The neck canal cells also secrete a fluid that provides a favorable environment for the sperm cells to swim towards the egg.
Conclusion
In conclusion, the neck canal cells are absent in the archegonia of Cycas. These specialized cells are important for the fertilization process in plants as they guide the sperm cells towards the egg and provide a favorable environment for fertilization.
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The neck canal cells are absent in the archegonia of :[Re. Ex. CPMT 1991]a)Cycasb)Bryophytesc)Funariad)PteridophytesCorrect answer is option 'A'. Can you explain this answer?
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