This biology question covers important biological concepts and processes. The step-by-step explanation below helps you understand the underlying mechanisms and reasoning.
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You're on a roll — 10. a) On diagram Q, the coleorhiza is the protective sheath covering the embryonic root (radicle), located at the lower end of the embryo. b) Two substances transported along the paths labelled L (root hairs) in diagram R are: i) Water ii) Mineral salts c) Classification of the two plants: | | SUBDIVISION | SUB-DIVISION | CLASS | | :---------- | :---------------- | :----------- | :---------------- | | PLANT Q | Angiospermatophyta | X | Monocotyledoneae | | PLANT R | Angiospermatophyta | X | Monocotyledoneae | 11. a) Two functions of oxytocin hormone in females are: i) It stimulates contractions of the uterine muscles during childbirth. ii) It causes milk ejection (let-down) from the mammary glands during breastfeeding. Got more? Send 'em!