Relier Pairs HeredityVersion en ligne Life Science par Melodie Gonzalez [STUDENT] 1 The process by which scientists modify the genome of an organism. 2 The trait that is expressed. 3 Determined by whether or not a dominant trait is present. 4 Genes that are expressed when a heterozygous genotype is present. 5 Used to determine the probability of outcomes of offspring. 6 A person with both a dominant and recessive alleles. 7 The characteristics we get genetically from our parents and our relatives before them. 8 Genes that are expressed when homozygous genotypes are present. 9 Any of the forms of a specific gene that can be present on the same location of a chromosome. 10 The study of heredity, or how certain features pass parents to their offspring 11 Because a person has more genes than expressed, there are many different possible combinations of genes their offspring can have. Genetics Genetic Engineering Heredity Heterozygous Dominant Traits Punnet Square Gene Expression Phenotype Variation Of Traits Recessive Traits Alleles