Results 21 to 30 of about 292,497 (164)
Pengaruh suhu lingkungan tropis terhadap penentuan jenis kelamin drosophila
Based on many research studies conducted it can be concluded that there are more than 250 theories of sex-determination. This means that there is not any single theory on sex-determination. This study aims at uncovering effects of the temperature of the
G Wayan Seregeg
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Cheiloscopy: A Deterministic Aid for Forensic Sex Determination
Background: Cheiloscopy, the study of lip prints, is an upcoming tool for the identification of persons. The lip print of every person is unique and can be used to fix personal identity.
Rohit Malik, Sumit Goel
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Sex Determination: Sex on the Brain? [PDF]
Five newly identified sex-biased transcripts in Drosophila are full of surprises: although they are found in fly heads, and manipulating two of them affects mating behaviors, their genes are expressed sex-specifically in non-neural tissues. The way these genes are regulated suggests new complexities in the sex determination pathway.
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The mir-35 Family Links Maternal Germline Sex to Embryonic Viability in Caenorhabditis elegans
The germline sex determination pathway in C. elegans determines whether germ cells develop as oocytes or sperm, with no previously known effect on viability. The mir-35 family of microRNAs are expressed in the C.
Lars Kristian Benner +2 more
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Background: The 47,XYY syndrome is a genetic condition found in about 1 in 1000 male children. The expected phenotype is male but could vary greatly.
Marcelo Jones Pires +10 more
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Human sex ratio at amniocentesis and at birth in Taiwan
Objectives: An increase in the proportion of male-to-female live births has raised concerns in Taiwan. Disclosure of fetal sex during prenatal screening is not allowed by the Taiwan government.
I-Wen Lee +3 more
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The Diversity and Dynamics of Sex Determination in Dioecious Plants
The diversity of inflorescences among flowering plants is captivating. Such charm is not only due to the variety of sizes, shapes, colors, and flowers displayed, but also to the range of reproductive systems. For instance, hermaphrodites occur abundantly
Ana Paula Leite Montalvão +3 more
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Polygenic sex determination [PDF]
What is sex determination? Sex determination is the mechanism by which sexual organisms direct gonad development towards distinct but reproductively compatible outcomes. Molecular signaling cascades in the developing gonad provide instructions to the tissue to develop as male or female (or in some cases hermaphrodite), and these signals can be ...
Moore, Emily C., Roberts, Reade B.
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Background Coexistence and transition of diverse sex determination strategies have been revealed in some ectothermic species, but the variation between males caused by different sex determination strategies and the underlying mechanism remain unclear ...
Yao-Jun Zhu +7 more
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