Which of these pollen abnormalities is/are seen in Magnolia

Options :
  1. A hypertrophied vegetative nucleus
  2. A vegetative cell, a generative cell and two lateral cells
  3. A binucleate vegetative cell
  4. All of these
Answer and Explanation :-

Answer: Option 4

Explanation:

In addition often two united pollen grains are common in Magnolia

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