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Biology 1, Chapter 11
one of a number of different forms of a gene
Both alleles contribute to the phenotype
fusion of male and female gametes
specialized cell involved in sexual reproduction
sequence of DNA that codes for a protein and thus determines a trait
The scientific study of heredity
genetic makeup of an organism
having two different alleles for a trait
having two identical alleles for a trait
offspring of crosses between parents with different traits
one allele is not completely dominant over the other allele
the random distribution of the pairs of genes on different chromosomes to the gametes
three or more alleles of the same gene
physical characteristics of an organism
trait controlled by two or more genes
a measure of how likely it is that some event will occur
diagram showing the gene combinations that might result from a genetic cross
separation of alleles during gamete formation
a characteristic that an organism can pass on to its offspring through its genes.
organisms that produce offspring identical to themselves if allowed to self-pollinate