In unstimulated cells, 

Raf is phosphorylated by several cytosolic kinases on two sites:

1. Serine/threonine kinase domain 

2. N-terminal autoinhibitory domain

TLS Online TPP Program

#Id: 2177

#XL - T Zoology

Hitchhiking - An allele at one locus spreads by natural selection acting on a second locus that is in linkage disequilibrium with  the first.

TLS Online TPP Program

#Id: 2178

#XL - T Zoology

Mutation and natural selection act as opposing forces on detrimental alleles.

TLS Online TPP Program

#Id: 2179

#XL - T Zoology

Genetic drift and directional selection will eventually result in fixation of allele.

TLS Online TPP Program

#Id: 2180

#XL - T Zoology

Natural selection increases or decrease divergence among populations.

TLS Online TPP Program

#Id: 2181

#XL - T Zoology

Evolution by natural selection occurs if Genetic variation must leads by Ecotypes. Ecophene is not be selected by natural selection

TLS Online TPP Program

#Id: 2182

#XL - T Zoology

Change in environmental condition is not necessary for natural selection.