Определите количество хромосом в эндосперме и клетках клубня картофеля, если в центральной клетке зародышевого мешка 48 хромосом. Ответ обоснуйте.

Определите количество хромосом в эндосперме и клетках клубня картофеля, если в центральной клетке зародышевого мешка 48 хромосом. Ответ обоснуйте.
- Предмет:
  Биология
- Автор:
  travisemzw
- 6 лет назад

Ответы 1

В центральной клетке диплоидный набор хромосом 2 n = 48. Значит n = 48/ 2 = 24.В эндосперме цветковых растений триплоидный набор хромосом 3n.В эндосперме картофеля 3 n = 72 хромосомы.В клетках клубня картофеля диплоидный набор хромосом, т. е. 48 хромосом.
- Автор:
  biscuitwhsz
- 6 лет назад
- 0
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