Matching Pairs Science FlashcardsOnline version There were two many cards to do one game so there are part one and part two. by ERIKA JENKINS (Student) 1 Alleles 2 Gene 3 Heterozygous 4 recessive allele 5 Probability 6 Heredity 7 Purebred 8 Homozygous 9 dominant allele 10 Punnett square 11 Hybrid 12 Trait 13 Phenotype 14 Genotype 15 Genetics The scientific study of heredity Having two identical alleles for a trait A chart that shows all the possible combinations of alleles that can result from a genetic cross The different forms of a gene An organism that always produces offspring with the same form of a trait as the parent An organism’s physical appearance, or visible traits -A segment of DNA on a chromosome that codes for a specific trait An allele whose trait always shows up in the organism when the allele is present A characteristic that an organism can pass on to its offspring through its genes An allele that is masked when a dominant allele is present An organism’s genetic makeup, or allele combinations The passing of traits from parents to offspring An organism that has two different alleles for a trait; an organism that is heterozygous for a particular trait The likelihood that a particular event will occur Having two different alleles for a trait