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52 Cards in this Set
- Front
- Back
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Asexual Propagation |
The formation of new individuals from ONE parent |
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Biological conditions
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The condition of the plant material |
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Bottom heat
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Heat provided under pots to stimulate root growth
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Bulb
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Fleshy underground stem, with juicy leaves
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Carpel/pistil
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Stigma, style, ovary |
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Corm
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Solid swollen underground stem |
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Cotyledon
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Food store in dicot seeds
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Cross pollination
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The transfer of pollen from an anther of one flower to the stigma of another flower
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Cuttings
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A part of a plant that can produce a new roots when placed in soil (Artificial)
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Dicotyledon seed
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Seed with two cotyledons
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Division
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The artificial separation of large clumps of plants or the natural production of plantlets particularly storage organs
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Dormancy
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When the embryo is alive but the seed is unable to germinate
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Embryo
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Young plant after fertilisation
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Endosperm
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Food store in monocot seeds
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Environmental conditions
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Conditions which affect growth eg. WOW
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Fertilisation
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The fusion of the male and female gamete nuclei to form a zygote |
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Flower
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Sexual reproductive structure of angiosperms (flowering plants)
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Fruit
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The structure that develops around the seed
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Gametes
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Male and female sex cells
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Germination
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The growth of the seed embryo into a plant
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Humidity
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Increased water content in the air
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Insect pollination
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The transfer relies on the insects carrying the pollen |
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Layering
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Where adventitious roots grow from a node when a stem is in contact with soil
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Micropyle
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Hole in testa for water entry
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Monocotyledon seed
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Seed with one cotyledon
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Ovule
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Female gamete |
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Plumule
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Young shoot
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Pollen
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Male gamete
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Pollen tube
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The tube which grows down the stigma to the ovule carrying the male nucleus
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Pollination
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The transfer of pollen from an anther to the stigma
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Pollination
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The transfer of pollen from an anther to the stigma
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Radicle
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Young root
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Rhizome |
An underground stem that grows horizontally (natural) |
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Root tuber |
Swollen roots modified for storage (natural)
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Seasonality
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Changes in environment through the seasons
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Seed |
The structure that develops from the fertilised ovule.
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Seed dispersal
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The transfer of a seed or fruit away from the parent plant
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Sexual Propagation |
Reproduction involving the joining of male and female sex cells
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Sexual reproduction
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The formation of new individuals from the fusion of gametes
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Shelter
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Providing protection from wind, heavy rain, cold temperatures |
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Stem tubers
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Swollen stems modified for storage (natural)
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Testa
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Seed coat
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Viability |
When the embryo is unable to germinate
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Wind pollination
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The transfer relies on the wind carrying the pollen |
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Variation
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The difference between organisms which can affect reproductive success
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Mature
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When an organism is able to produce ofspring
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Pollination
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The transfer of pollen from the anther to the stigma
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Allele
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A form of a gene
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Gene
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A length of DNA that codes for a protein
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Zygote
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A fertilised egg
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Stratification
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Exposing seeds to a false winter
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Scarification |
Physically damaging the testa |
