refers to an individual with two different alleles for a trait

(a)  

condition in which both alleles for a gene are expressed when present

(a)  

refers to an individual with two identical alleles for a trait

(a)  

an alternative form of a gene

(a)  

condition in which a trait in an individual is intermediate between the phenotype of its two parents

(a)  

the offspring from crosses among individuals of the F1 generation

(a)  

the first two individuals that mate in a genetic cross

(a)  

characteristic of an organism that is influenced by several genes

(a)  

genetic trait that is expressed when it's allele is homozygous or heterozygous

(a)  

genetic trait that is not expressed when the contrasting form of the trait is present

(a)  

a genetic cross of an individual whose phenotype is dominant but whose genotype is unknown

(a)  

study of heredity

(a)  

the existence of more than two alleles

(a)  

displaying only one form of a particular trait in offspring

(a)  

cross involving one pair of contrasting traits

(a)  

the first offspring from a cross of two varieties in the parental(P) generation

(a)  

transmission of genetic traits from parent to offspring

(a)  

the likelihood that a specific event will occur

(a)  

observable characteristics of an organism

(a)  

the genetic makeup of an organism as indicated by its set of alleles

(a)