Kategorie: Wszystkie - fertilisation - pollination - function - structures

przez nguyen hoang 5 lat temu

321

Flower

Flower

Flower

Pollination

Sexual reproduction: involve the production of fruit and seeds from specialized cells of two plants
Asexual reproduction: the parent plant grow new plants from it root, leaves,…

Germination

Subtopic

Seed label

Cotyledon: (seed leaves)
micropyle: hole made by pollen tube
Radicle: (Embryo shoot)
Plumule: (Embryo Shoot)
tesla: A tough seed coat

Fertilisation

Action:

structures

Petal
recepticle
sepal
Female
Ovary

ovule

Stigma

Style

Male
Anthem

Filament

Function of structures

Sepal: Special leaves form ring around the bottom. Protect the buds
receptacle: top part of the stalk where the flower connect
Ovary: egg stored there, join with pollen
stigma: sticky to catch pollen
Style: support the stigma
Anther: part of the stamen, contain pollen
Filament: support and hold anther