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sci explosion ch 13

Science Explosion v4, chapter 13

codominant both genes expressed
DNA chemical code that tells cells what to do
genes small pieces of DNA in chromosomes
genetic engineering involves changing or transferring genes from one organism to another
genotype arrangement of genes in an organism
heredity passing of traits from parents to offspring
hybrid plants produced by crossing purebred parents that each have different forms of the same trait
incomplete dominance blending of genes (red flower+white flower=pink flower)
pedigree "family tree" that traces a trait
phenotype physical appearance of an organism
purebred plant plants that show the same trait for many generations when pollinated naturally
traits characteristics
recessive trait hidden in hybrid generation and can appear in later generations
dominant trait The characteristic that is shown in the hybrid generation
Created by: heidio