Glycine at pH 2.34, where there is an equal mixture of

  the average or net positive charge is 0.5 or +1/2

TLS Online TPP Program

#Id: 4312

#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: 4313

#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: 4314

#XL - T Zoology

Ockham’s principle- Principle of parsimony

TLS Online TPP Program

#Id: 4315

#XL - T Zoology

The Forces of Evolution: 

TLS Online TPP Program

#Id: 4527

#XL - T Zoology

There are four known forces that are involved in evolution:

1)mutation,

2) genetic drift

3) gene flow or migration

4) selection.

TLS Online TPP Program

#Id: 4528

#XL - T Zoology

There are four known forces that are involved in evolution:

1)mutation,

2) genetic drift

3) gene flow or migration

4) selection.