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Unit 3 Exam

QuestionAnswer
used pea plants to figure out how traits are passed on Gregor Mendel
some alleles are dominant, others recessive. Principle of Dominance
alleles for each gene segregate during fertilization. each gamete has one allele for each trait Principle of Segregation
genes for different traits do not affect one another Principle of Independent Assortment
both forms of trait are dominant, both are expressed when heterozygous codominance
heterozygous phenotype is blend of bot forms of trait incomplete dominance
trait controlled by 2 or more genes polygenic trait
more than 2 forms of gene multiple alleles
internal and external variables that change the expressed phenotype environmental effects
female sex chromosomes XX
male sex chromosomes XY
Created by: jbutler31
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