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13 Cards in this Set

  • Front
  • Back
a mature sexual reproductive cell, as a sperm or egg, that unites with another cell to form a new organism.
the basic physical unit of heredity; a linear sequence of nucleotides along a segment of DNA that provides the coded instructions for synthesis of RNA, which, when translated into protein, leads to the expression of hereditary character.
One of the alternative forms of a gene which can occur at a given point on a chromosome
Locus (genetics), the position of a gene (or other significant sequence) on a chromosome.
homologous pair
structures are said to be homologous if they are alike because of shared ancestry.
In genetics, a dominant gene is one that is expressed when heterozygous with a recessive allele of the gene. It is a feature of diseases that inherit in an autosomal dominant fashion.
In genetics, a characteristic which becomes apparent only when an individual has inherited two copies of similar or identical alleles.
means that it carries two identical copies of that gene for a given trait on the two corresponding chromosomes
has different alleles
The outward appearance of a specific single gene
The genes carried by an individual member of an organism
law of segregation
is a set of primary tenets relating to the transmission of hereditary characteristics from parent organisms to their children
law of independent assortment
this law states that the one gene's inheritance is not affected by that of another.