TLS Online TPP Program

#Id: 6326

#Unit 8. Inheritance Biology

Sex determination, sex linkage, sex limited, and sex influenced characters) & Extra chromosomal inheritance

1. Sex-determining mechanisms include,

1. Chromosomal

2. Genic

3. Environmental

TLS Online TPP Program

#Id: 6327

#Unit 8. Inheritance Biology

TLS Online TPP Program

#Id: 6328

#Unit 8. Inheritance Biology

XX-XO SEX DETERMINATION

The mechanism of sex determination in the grasshoppers studied by McClung

TLS Online TPP Program

#Id: 6329

#Unit 8. Inheritance Biology

XX-XY SEX DETERMINATION

TLS Online TPP Program

#Id: 6330

#Unit 8. Inheritance Biology

Pseudoautosomal 

Region Small region of the X and Y chromosomes that contains homologous gene sequences.

TLS Online TPP Program

#Id: 6331

#Unit 8. Inheritance Biology

ZZ-ZW SEX DETERMINATION

The female is heterogametic, and the male is homogametic. The ZZ-ZW system is found in birds, some reptiles, butterflies, some amphibians, and some fishes.