TLS Online TPP Program

#Id: 6830

#Unit 8. Inheritance Biology

3QTL-

AABBCC × aabbcc

 46cm 10cm

TLS Online TPP Program

#Id: 6831

#Unit 8. Inheritance Biology

Phenotypic variation can be attributed to genetic and environmental influences. 

TLS Online TPP Program

#Id: 6832

#Unit 8. Inheritance Biology

Meristic characteristic - Some characteristics are not continuous but are nevertheless considered quantitative because they are determined by multiple genetic and environmental factors.

TLS Online TPP Program

#Id: 6833

#Unit 8. Inheritance Biology

Threshold characteristics display only two possible phenotypes—the trait is either present or absent.

TLS Online TPP Program

#Id: 6834

#Unit 8. Inheritance Biology

Heritability- Phenotypic variation that is due to genetic differences. In addition to being polygenic, quantitative characteristics are frequently influenced by environmental factors. 

TLS Online TPP Program

#Id: 6835

#Unit 8. Inheritance Biology

COMPONENTS OF PHENOTYPIC VARIANCE

Genetic variance (VG)

Environmental variance (Ve)

Genetic–environmental interaction variance (VGE)