Essays about: "Y chromosome"

Showing result 1 - 5 of 6 essays containing the words Y chromosome.

  1. 1. Life history and reproductive fitness variation associated with the Y chromosome in Callosobruchus maculatus

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning; Uppsala universitet/Institutionen för ekologi och genetik

    Author : Maria Revenikioti; [2021]
    Keywords : Y chromosome; life-history traits; seed beetle Callosobruchus maculatus; reproductive fitness;

    Abstract : In the seed beetle Callosobruchus maculatus, the female is the larger sex and the male is the smaller sex. However, males that are almost as large as females can also occur, which is due to a specific Y chromosome haplotype. READ MORE

  3. 2. De novo SNP Discovery in the Spotted Hyena (Crocuta crocuta)

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Amber Mertens De Vry; [2021]
    Keywords : single nucleotide polymorphism; SNP; spotted hyena; Crocuta crocuta; relatedness; genetic monitoring;

    Abstract : Relatedness studies of wild populations using reliable high-quality genetic markers enhance our understanding of a species’ behavior and ecology. Spotted hyenas (Crocuta crocuta) have a matriarchal social structure, unique amongst carnivores. READ MORE

  4. 3. Patterns of diversity of sex chromosomes and mitochondria in sub- Saharan African populations

    University essay from Uppsala universitet/Institutionen för biologisk grundutbildning

    Author : Panagiotis-Ioannis Zervakis; [2020]
    Keywords : human evolution; population genetics; mitochondria; sex chromosomes; Africa; GATK;

    Abstract : Human genetic diversity is not distributed evenly around the globe, as it decreases along the route of modern human expansion, which originated in Africa. The ancestors of Khoe-San and rainforest hunter gatherers have been linked with the roots of human history and present unmatched diversity. READ MORE

  5. 4. Genomic analyses of Scandinavian TRB farmers and their relation to other Neolithic populations

    University essay from Uppsala universitet/Människans evolution; Uppsala universitet/Institutionen för biologisk grundutbildning

    Author : Tatiana Ruiz-Bedoya; [2018]
    Keywords : ;

    Abstract : Human population history and the social composition of human groups during the Middle Neolithic (MN) in Scandinavia is still to be fully understood. The possibility of obtaining genomic data from ancient tissues has opened a new horizon for understanding ancient human populations. READ MORE

  6. 5. Användning av könssorterad sperma i nötkreatursaveln

    University essay from SLU/Dept. of Animal Breeding and Genetics

    Author : Davida Marby; [2009]
    Keywords : könssorterad sperma; nötkreatur; avel;

    Abstract : Almost for as long as there has been breeding on bovine species, there has been a wish to have a higher proportion of offspring of either one or the other gender. In dairy cattle, heifers are more valuable, while in beef stock bulls are preferred. READ MORE