books sexual reproduction in plants
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# The evolution of sexual reproduction
# sexual reproduction in gymnosperms
# Disadvantages of sex and sexual reproduction
# Advantages of sex and sexual reproduction
# First sexual reproduction by planting seeds
# sexual reproduction in humans
# Reproduction in plants and humans
# Methods of reproduction in plants
# Reproduction in humans and plants
# about plant reproduction
# plant reproduction science
# Reproduction in flowering plants
# Reproduction by installation in horticultural plants
# Reproduction in horticultural plants
# About the reproduction of ornamental plants
# Asexual reproduction in animals
# characteristics of asexual reproduction
# Reproduction and reproduction
# Reproduction in the carnation plant
# types of reproduction botany
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Source: wikipedia.org
التكاثر الجنسي عند النبات (Info)
تتكون الثمرة الواحدة من حرشفة (خباء مفتوح متخشب) يحمل في أعلاه بذرتين عاريتين، لذلك يعد المخروط المؤنث مجموعة من الثمار (تفاحة الصنوبر) تتباعد حراشفه فتنطلق البذور المجنحة في الهواء ثم تستقر في التربة.
