Lectures 22-23: Evolution of Plants
- University of Wisconsin - Madison
- Botany 130
- Cameron, Christopherson
- Lectures 22-23: Evolution of Plants
Last Modified: 2011-07-02
Related Textbooks:Biology of Plants, 7e (Ise)
How did Darwin illustrate the concept of natural selection in the origin of species?
change induced by humans; selective breeding
ability to reproduce
2)only a fraction of offspring survive to reproduce
3)individuals offspring are different (phenotype)
4)differences are genetically controlled and heritable
5)individuals with increased favorable traits in a given environment will be more fit
2. populations share a common gene pool
3. changes in gene allele frequencies within this pool explain differences in organisms genotype/phenotype
2.isolation from other populations
3.large population size
4. random mating
5. no natural selection
self pollination and mate selection
2. silverswords in Hawaii orgininate from a plant in california (adaptive radiation)
what is the binomial nomenclature system governed by?
what three parts does the binomial system include for plants?
preamble of botanical nomenclature states what?
independent of zoological nomenclature (animals have have same genus and species name, plants can't)
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