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زیست شناسی - بافت پارانشیم

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بافت پارانشیم

» نوع مطلب : خلاصه درس ،

ویژگی های سلول های پارانشیمی..............

مشاهده متن کامل روی ادامه مطلب کلیک کنید

ویژگی های سلول های پارانشیمی

—        همه جا دیده می شود و فراوان ترین است

—        تمایز کمی پیدا کرده

—        توانایی تقسیم دارند بنابراین زنده اند

—        پروتوپلاسم آنها فعال است

—        دیواره ی دومین ندارند

—        دیواره ی سلولی نازک و انعطاف  پذیر دارند

—        انواع مختلفی دارند مثل : کلرانشیم   / 

                                    پارانشیم اندوخته ای

 

 

تصویر بالا تار پرچم / تصویر وسط کلرانشیم برگ الوده آ (یک گیاه آبزی) /

تصویر پایین پارانشیم دخیره ای در ریشه آلاله

منبع تصویری کتاب بیولوژی سولومونlstlbqhy1gbemxwlb8s.png


نوشته شده در : پنجشنبه 30 دی 1389  توسط : نارسیس .    نظرات() .

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