Chromosome chain makes a link

Article Abstract:

Platypus is an off spring of a duck and a water rat, the composition and behavior of platypus sex chromosomes and the theories on the evolution of sex determination is studied. The platypus meiotic chain is formed from a succession of additional rearrangement between sex chromosomes and non-sex-chromosomes.

Platypus

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Some like it hot (and some don't)

Article Abstract:

The experimental studies, which confirm the significance of environmental factors like temperature in sex-determination of reptiles, are reported.

Sexual behavior, Reptiles

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A primitve Y chrosome in papaya marks incipient sex chrosome evolution

Article Abstract:

The diverse systems for sex chromosomes and sex determination are described. Its evolution in plants and animals are also discussed.

Fruits and tree nuts, not elsewhere classified, Other Noncitrus Fruit Farming, Papayas, Papaya

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