Homologous chromosomes


A pair of chromosomes that contain the same gene sequences, each derived from one parent.

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  • Homosexual

    A person sexually attracted to persons of the same sex. Homosexuals include males (gays) and females (lesbians). The term “homosexual” can also be an adjective.

  • Homosexuality

    Sexuality directed toward someone of the same sex.

  • Homozygosity

    The state of possessing two identical forms of a particular gene, one inherited from each parent. For example, a girl who is homozygous for cystic fibrosis (CF) received the cystic fibrosis gene from both of her parents and therefore she has cystic fibrosis. (A) heterozygote (possesses of two different forms of a particular gene, one […]

  • Homozygote

    A person who has two identical forms of a particular gene, one inherited from each parent. For example, a girl who is a homozygote for cystic fibrosis (CF) received the cystic fibrosis gene from both of her parents and therefore has cystic fibrosis. The opposite of a homozygote is a heterozygote, a person who has […]

  • Homozygous

    Possessing two identical forms of a particular gene, one inherited from each parent.


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