'Theodosius dobzhansky' diaporamas de présentation

Evolution

715 views • 58 slides

Molecular Phylogenetics

Molecular Phylogenetics. Dan Graur. Objectives of phylogenetics. Reconstruct the correct genealogical ties among biological entities Estimate the time of divergence between biological entities Chronicle the sequence of events along evolutionary lineages. Molecular phylogenetics .

922 views • 44 slides

Study of Life Themes & Concepts

402 views • 27 slides

282 views • 17 slides

Punctuated Equilibrium & Gradualism

Punctuated Equilibrium & Gradualism. Punctuated equilibrium describes the pattern of long stable periods in which species stay the same. These periods are interrupted (or punctuated) by short periods in which the quick pace of evolution rapidly results in the formation of new species.

894 views • 5 slides