'Dobzhansky' diaporamas de présentation

Intelligent versus non-intelligent ideas about design and evolution

723 views • 49 slides

BIO232: Macroecology , Niche evolution, and Climate Change

BIO232: Macroecology , Niche evolution, and Climate Change. Ecological Niches and Evolution. Elena Conti Institute of Systematic Botany and Botanic Garden University of Zurich. 1. Background 2. Ecology & evolution 3. Niche conservatism vs. evolution 4. Integrative biogeography.

661 views • 43 slides

Mistakes made in the stud industry

Mistakes made in the stud industry. F.W.C. Neser. What is animal breeding. Animal breeding may be seen as the optimal exploitation of the species biological variation Ollivier (2000). Yesterday, Today & Tomorrow?. Genetic Variation - Dogs. 10cm vs 2m. 159kg. vs. 1kg.

513 views • 40 slides

Speciation

Speciation. We can separate speciation into a three-step process: An initial step that isolates populations; A second step that results in the divergence of characteristics between populations; A final step that results in reproductive isolation (re-enforcement) .

526 views • 29 slides

273 views • 15 slides