In cardiolipin, two phosphatidic acids share a single glycerol (R1 and R2 are fatty acyl groups).

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#Id: 6329

#Unit 8. Inheritance Biology

XX-XY SEX DETERMINATION

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#Unit 8. Inheritance Biology

Pseudoautosomal 

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

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#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. 

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#Unit 8. Inheritance Biology

Genic sex determination  - Sex determination in which the sexual phenotype is specified by genes at one or more loci In mammals, a gene (SRY) located on the Y chromosome determines the male phenotype.

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#Unit 8. Inheritance Biology

Environmental Sex Determination

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#Unit 8. Inheritance Biology

Sequential hermaphroditism Phenomenon in which the sex of an individual organism changes in the course of its lifetime.