Defferentaite betweeen pollen grain of pinus and ephedra
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Cycas and Ephedra are dioecious while Pinus is a monoecious plant. Cycas ..... Each pollen grain develops a thick exine and thin inline.
Pollination of pollen grains in Pinus takes place at. A) One celled stage. B) Two celled stage. C) Three celled stage.
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Pollination of pollen grains in Pinus takes place at. A) One celled stage. B) Two celled stage. C) Three celled stage.
hope this helps you
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