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What does the filiform apparatus do at the entrance into ovule?

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Important Questions on Sexual Reproduction in Flowering Plants

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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-2>Q 74
A plant cell has potential to develop into a full plant. This is called:
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-2>Q 75
Xenia refers to effect of pollen on
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-2>Q 76
200 seeds are produced from how many fruits of maize
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-2>Q 77
An orthotropous ovule has micropyle and chalaza
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-2>Q 78
Perisperm is
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-3>Q 1
The megasporophyll of vascular plants is analogous to which structure in angiosperms
 
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-3>Q 2
Flower with a feathery and sticky stigma, numerous light pollen, reduced petals is characteristically
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Alpha Question Bank for Medical: Biology>Chapter 24 - Sexual Reproduction in Flowering Plants>Exercise-3>Q 3
The fruits showing edible thalamus are