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Genetics Vocabulary

Across
having dissimilar alleles at corresponding chromosomal loci
refers to the genetic makeup of an organism; it describes an organism's complete set of genes
any of the forms of a gene that can occupy the same locus
an allele that produces the same phenotype whether its paired allele is identical or different
when the phenotypes of the two parents blend together to create a new phenotype for their offspring
having identical alleles at corresponding chromosomal loci
a generation in a breeding experiment that is successive to a mating between parents of two distinctively different but usually relatively pure genotypes
the changing of the structure of a gene, resulting in a variant form that may be transmitted to subsequent generations
Down
an allele that produces its characteristic phenotype only when its paired allele is identical
refers to the first set of parents crossed
a distinguishing feature of an organism
any cell of the body except sperm and egg cells
when the two parent phenotypes are expressed together in the offspring
observable characteristics produced by genes and environment
an organism's reproductive cells and are also referred to as sex cells