TLS Online TPP Program

#Id: 7055

#XL - T Zoology

Dollo’s law:  A biological generalization positing that complex characters, once lost in evolution, are extremely unlikely to reappear and thus the loss of complex characters is virtually always irreversible.

TLS Online TPP Program

#Id: 7056

#XL - T Zoology

Van Valen law - he found a surprising result: rather straight curves, implying that the probability of extinction is roughly constant.

TLS Online TPP Program

#Id: 7057

#XL - T Zoology

Ockham’s principle - Principle of parsimony 

TLS Online TPP Program

#Id: 7058

#XL - T Zoology

The Forces of Evolution

mutation, 

genetic drift

gene flow or migration

selection.

TLS Online TPP Program

#Id: 9534

#XL - T Zoology

Emergence of evolutionary thoughts

TLS Online TPP Program

#Id: 9535

#XL - T Zoology