The NBS–LRR receptor remains inactive when bound to the guardee. However, when the effector interacts with the guardee, the NBS– LRR receptor becomes activated, triggering a signaling cascade that leads to the defense response.

TLS Online TPP Program

#Id: 7357

#XL - T Zoology

TLS Online TPP Program

#Id: 7358

#XL - T Zoology

Migration

Change in the allelic frequencies is the influx of genes from other populations, commonly called migration or gene flow

TLS Online TPP Program

#Id: 7359

#XL - T Zoology

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: 7360

#XL - T Zoology

N1=2000(source)  G1=0.8   G2=0.2

N2=5000(recipient)  G1=0.3   G2=0.7

100 individual migrate N1 to N2

Alleles frequency in recipient? 

TLS Online TPP Program

#Id: 8981

#XL - T Zoology

Population genetics, applies the principles of transmission genetics to large groups of individuals. 

TLS Online TPP Program

#Id: 8982

#XL - T Zoology

The introduction of new genetic variation into an inbred population, called genetic rescue.