Structures of TLR2/1 with a bound lipopeptide and TLR3 with dsRNA.

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#Id: 9173

#Unit 11. Evolution and Behavior

TLS Online TPP Program

#Id: 9174

#Unit 11. Evolution and Behavior

The overall effect of migration is twofold: 

1.it prevents populations from becoming genetically different from one another, 

2.it increases genetic variation within populations.

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#Id: 9175

#Unit 11. Evolution and Behavior

Amount of change in allelic frequency due to migration

m= proportional of migratory individual in  recipient population

qI – frequency of allele in source population  

qII – frequency of allele in recipient population

TLS Online TPP Program

#Id: 9176

#Unit 11. Evolution and Behavior

Adaptation is a characteristic that enhances the survival or reproduction of organisms .

Adaptations have evolved by natural selection, which is the centerpiece of On the Origin of Species

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#Id: 9177

#Unit 11. Evolution and Behavior

Adaptation has costly side effects

TLS Online TPP Program

#Id: 9178

#Unit 11. Evolution and Behavior

Fitness 

Fitness is defined as the relative reproductive success of one genotype compared with other genotypes in the population