Visual lesson 03

Pollen biology

Follow pollen production, release, transport, stigma contact, and the first steps toward fertilization.
Sex, Pollen & SeedsPollen pathway diagram
staminatepistillate

Interactive academic visual

Pollen biology

Production, release, transfer, stigma contact and pollen-tube growth
ovule context
Pollen production

Staminate anthers develop and release pollen grains containing the male gametophyte.

Knowledge check

Can you explain what the visual is showing?

Practice

What must occur before fertilization can begin?

Track this lesson

Mark the lesson complete when you are comfortable with the visual, observations, and system context.

Evidence & further reading

Sources connected to this lesson

These references support specific biological, diagnostic, environmental, or process concepts used in this lesson. They are not a substitute for crop-specific testing or local regulatory guidance.

System context

Connect this lesson to the whole plant

Staminate and pistillate development, XX/XY chromosome context, early sex-biased regulation, ethylene-mediated sexual plasticity, mixed-sex expression, anther maturation and dehiscence, pollen biology and fitness, pollination, fertilization, seed formation, and controlled crossing.
Open the full Sex, Pollen & Seeds interactive module
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