What is species richness?
the number of different species in a habitat
What is genetic diversity?
a measure of the genetic variation found in a particular species/the number of alleles in one pool
Describe speciation.
When two or more species emerge from one species.
What is genetic diversity?
The number of different alleles that can be found at a given locus within a population.
The genetic diversity of an isolated population can be calculated.
What are the 7 groups in the classification system?
Kingdom
Phylum
Class
Order
Family
Genus
Species
What are amyloplasts?
An organelle in plant cells which store starch granules
What is the Plasmodesmata?
Small channels which allow the exchange of substances between plant cells
What are pits?
small cavities in the walls or xylem vessels, which allow water to be exchanged between them.
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Topic 1 key terms51
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topic 2 key terms56
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topic 3 key terms41
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topic 4 key terms45
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topic 5 key terms43
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Topic 6 key terms44
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topic 7 key terms59
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Topic 8 key terms44
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topic 350
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Topic 612
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muscles and movement1
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Protein synthesis7
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DNA replication4
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Topic 219
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Hardy-Weinberg principle5
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Topic 48
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Topic 511
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Paper 1 questions28
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Topic 730
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Topic 843
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random23
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Mock11
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Topic 143
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Random paper 16
