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bio lab quiz 8

genetics

QuestionAnswer
Recombination combining chromosomes from both sperm and egg (fertilization)
Dominance when a hereditary trait dominates or prevents the expression of a recess trait
dominant gene seen and masks the recessive allele. capital letter
recessive gene trait masked by a dominant characteristic. lower case letter
homozygous pure. both alleles are the same
heterozygous hybrid. 2 different alleles for the same trait.
genotype the genetic makeup of an individual
phenotype the appearance of the offspring
Punnett square tool used to help predict the outcome of genetics crossed
Codominance 2 diff alleles are dominant and the heterozygote expresses both phenotype at the same time
incomplete dominance blending. an allele is only partly dominant over another. in a heterozygote the dominant allele is only partially expressed and phenotype is between then 2 homozygous forms
Created by: mahak
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