NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology Reproduction-Sexual Reproduction in Flowering Plants Study Material (Page 14 of 26)

Choose Programs:

📹 Video Course 2024 (94 Lectures [58 hrs : 33 mins]): Offline Support

Rs. 310.00 -OR-

1 Month Validity (Multiple Devices)

Preview All LecturesDetails

⏳ 🎯 Online Tests (2 Tests [90 questions each]): NTA Pattern, Analytics & Explanations

Rs. 360.00 -OR-

3 Year Validity (Multiple Devices)

Sample TestsDetailsSee Demo

🎓 Study Material (706 Notes): 2024-2025 Syllabus

Rs. 650.00 -OR-

3 Year Validity (Multiple Devices)

Topic-wise Notes & SampleDetails

🎯 4199 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Rs. 700.00 -OR-

3 Year Validity (Multiple Devices)

CoverageDetailsSample Explanation

Help me Choose & Register (Watch Video) Already Subscribed?

Megasporogenesis

Edit
  • During the development of ovule, in the beginning of this process, nucellus develops form the placenta in the form of a small rounded out growth like structure.
  • At this stage, all the cells of nucellus are undifferentiated, homogenous and meristematic. This mass of cells surrounded by single celled thick layer of epidermis.
  • Any one hypodermal cell of nucellus is differentiated an…

… (174 more words, 12 figures) …

Subscribe (by clicking here) to view full notes and track progress.

Development of Embryosac or Female Gametophyte

Edit
  • Megagametogenesis: Megaspore is the first cell of the female gametophyte. This megaspore grows in size and obtains nutrition from the nucellus.
  • The nucleus of megaspore divides mitotically to form two nuclei. Each nucleus moves towards the opposite pole and reached at their respective poles.
  • Both the nuclei lie at poles divide twice mitotically. Result…

… (361 more words, 5 figures) …

Subscribe (by clicking here) to view full notes and track progress.