Chapter 39 - Sexual Reproduction in Flowering Plants Flashcards
Asexual reproduction
Involves only one parent
Sexual reproduction
Involves the union of two sex cells or gametes
Gametes
Haploid cells capable of fusion
Stamens
Male parts of the flower
Carpels
Female parts of the flowerr
Stigma
Where the pollen lands
Style
Where the pollen tube grows
Ovary
Contains one or more ovules
Pollination
The transfer of pollen from an anther to a stigma of a flower from the same species
Self pollination
The transfer of pollen from an anther to a stigma on the same plant
Cross pollination
The transfer of pollen from an anther to a stigma on a different plant
Fertilisation
The union of the male and female gametes to form a diploid zygote
Radicle
The part of the plant embryo that develops into a root
Plumule
The part of the plant embryo that develops into the shoot
Cotyledon
Seed leaf
Non endosperm is seed
Has no endosperm when fully developed
Endospermic seed
Contains some endosperm when fully formed
Fruit
a developedovary
Dispersal
The transfer of a seed or fruit away from the parent plant
Dormancy
A resting period when seeds undergo no growth and has reduced cell activity and metabolism
Germination
The regrowth of the embryo, after a period of dormancy, if the environmental conditions are suitable
