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Q 2615834760.     Draw a longitudinal section of a post-pollinated pistil showing entry of pollen tube into
mature embryo-sac. Label filiform apparatus, chalazal end, Hilum antipodals, male
gametes and secondary nucleus.
Draw a labelled sectional view of seminiferous tubule of a human male.
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)