2- Panglossian Flashcards
Two authors:
Gould & Lewontin / Mayr, Ernst
Point of Gould & Lewontin?
Adaptation is reductive.
Point of Mayr?
Adaptation is an open system.
Mayr quote Dobzhansky “adaptation favors WHAT in WHERE”
adapatation favours genotype in whole environment
Gradualism vs. … ? (not catastrophism)
saltationism
Are —– mechanisms part of adaptation?
non-selective
Darwin’s theory of inheritance …
just blending of cladogram (pangenesis)
Huxley …
Darwin’s bull-dog. Bred plants. Told him that Pangenesis more complex
August Weisman noted the differences between …
Mitosis and meiosis
August Weisman noted that ——– cannot be —- …
acquired traits cannot be inherited
Mendel 3 laws of inheritance
- segregation of alleles 2. independent assortment of alleles 3. dominance of alleles
Hugo de Vries (early 1900’s)
rediscovered Mendel’s work
Thomas H. Morgan - radiated what …
fruit flies.
Thomas H. Morgan concluded that it is not Natural Selection but …
mutation
Thomas H. Morgan emphasized mutation with Nat Sel as a …
sieve