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Sexual reproduction
involves 2 parents; genetically varied offspring
egg nucleus (n) + pollen nucleus (n)→ seed (2N)
Asexual reproduction
1 parent produces genetically identical offspring
Examples of asexual reproduction (in plants)
cuttings, bulbs (garlic, tulips), and runners
Pollination:
What is transferred?
From where to where?
Most common methods of movement
Pollen transfer from anther to stigma
Anther to stigma
Wind or animals
Seed dispersal
What is transferred?
From where to where?
Most common methods of movement
Seeds away from parent plant
From the female plant to a location for germination
Wind, animals, or explosion
Protoandrous
Male parts form first
Protogynous
Female parts form first