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Shaneylee18
Shaneylee18
@shaneylee18
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Joined: Sep 21, 2020
Last seen: Jul 19, 2023
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Topics: 2184 / Replies: 0
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Topic
Assertion: Chasmogamous flowers require pollinating agents.
5 years ago
Forum
Reproduction
Replies: 0
Views: 296
Topic
Assertion: Pollen mother cells (PMCs) are the first male gametophytic cells.
5 years ago
Forum
Reproduction
Replies: 0
Views: 232
Topic
Assertion: Insects visit flower to gather honey. Reason: Attraction of flowers prevents the insects from damaging
5 years ago
Forum
Reproduction
Replies: 0
Views: 153
Topic
Assertion: The megaspore mother cell divide mitotically to produce four spores.
5 years ago
Forum
Reproduction
Replies: 0
Views: 136
Topic
Assertion: If pollen mother cells has 42 chromosomes, the pollen has only 21 chromosomes.
5 years ago
Forum
Reproduction
Replies: 0
Views: 222
Topic
Which of the following statement is correct? (a) Sporopollenin can withstand high temperatures but not strong acids.
5 years ago
Forum
Reproduction
Replies: 0
Views: 182
Topic
Geitonogamy involves: (a) fertilization of a flower by the pollen from another flower of the same plant.
5 years ago
Forum
Reproduction
Replies: 0
Views: 118
Topic
Emasculation is not required when flowers are
5 years ago
Forum
Reproduction
Replies: 0
Views: 166
Topic
What is common between vegetative reproduction and apomixis?
5 years ago
Forum
Reproduction
Replies: 0
Views: 150
Topic
Chasmogamy refers to the condition where
5 years ago
Forum
Reproduction
Replies: 0
Views: 182
Topic
The plant part which consists of two generations one within the other, is
5 years ago
Forum
Reproduction
Replies: 0
Views: 240
Topic
Apomixis is (a) formation of seeds by fusion of gametes.
5 years ago
Forum
Reproduction
Replies: 0
Views: 125
Topic
In which one of the following combinations (a - d) the number of chromosomes of the present day hexaploid wheat is correctly represented?
5 years ago
Forum
Reproduction
Replies: 0
Views: 111
Topic
Double fertilization involves
5 years ago
Forum
Reproduction
Replies: 0
Views: 122
Topic
The pollen tube usually enters the embryo sac
5 years ago
Forum
Reproduction
Replies: 0
Views: 138
Topic
Pollen grains are able to withstand extremes of temperature and dessication because their exine is composed of
5 years ago
Forum
Reproduction
Replies: 0
Views: 151
Topic
Ploidy of ovum of angiosperms is
5 years ago
Forum
Reproduction
Replies: 0
Views: 221
Topic
Xenia refers to (a) effect of pollen on endosperm
5 years ago
Forum
Reproduction
Replies: 0
Views: 110
Topic
Which part of embryo comes out first during seed germination?
5 years ago
Forum
Reproduction
Replies: 0
Views: 107
Topic
Which of the following statement is true? (a) Spores are gametes (b) Spores and gametes are diploid
5 years ago
Forum
Reproduction
Replies: 0
Views: 100
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