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the sex chromosome that is present in both sexes: singly in males and doubly in females
the sex chromosome that is carried by men
all chromosomes except the X and Y
the diploid cell produced by the fusion of haploid gametes
a method of separation sperm that carry Y chromosomes from sperm that carry X chromosomes; separated sperm are used in fertilization to determine the sex of the offspring
Preimplantation genetic diagnosis
a procedure that removes one cell from an early embryo for testing
In vitro fertilization
fertilization of an egg in a laboratory dish
Sex determining region of the Y chromosome
Earlier embryonic ducts that can develop into femal internal genitalia in the absence of testosteron.
an embryonic organ that gives rise to the testes or ovaries
a steroid hormone produced by the testes; the male sex hormone
complete androgen insensitivity
a genetic condition that causes and XY karyotype child to appear female
a gene that encodes the protein that acts as a receptor for male hormones
the inactivated X chromosome in females
in female mammals, the inactivation of one X chromosome in each somatic cell
develop into male internal genitalia
influence development and maintenance of male sex characteristics, for example, facial hair, deep voice
regulates gene expression and male phenotype