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Heredity Passing traits from parent to offspring
Genotype Genetic make-up of an organism
Phenotype Physical characteristics of an organism
Chromosome Threadlike structure of DNA
Homozygous Having two identical alleles BB or bb
Heterozygous Having one of each allele Bb
Gene Sequence of DNA that determines a trait
Purebred Same as homozygous
Genetic Engineering Adding DNA to give an organism new traits
Genetic Screening Looking at DNA to see what the traits will be
Genetic Fingerprinting Using hair, skin cells, or spit to identify a person
Probability Likelihood that something will happen
DNA Base-C Cytosine
DNA Base-G Guanine
DNA Base-T Thymine
DNA Base-A Adenine
C goes with G
A goes with T
Shar Pei Mutation The added HA enzyme thickens the skin and signals cells to divide more.
Double-muscled Cattle Mutation Myostatin does not signal the muscles to stop growing
Extra-Toed Cats Sonic hedgehog (SHH) protein on BOTH sides of the developing foot, causing them to grow extra toes
Created by: Mrs.Stichter