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biology $tacks

vocabulary

TermDefinition
genetics study of heredity and the variation of inherited characteristics.
trait a characteristic from the parent that is later passed on from generation to generation.
hybrid the offspring of two different types of animals or plants.
segregation the separation of alleles while gametes are being produced during sexual reproduction.
gamete a male or female sex cell that bonds with the opposite sex to create zygote.
homozygous living organism with two identical alleles for a trait.
heterozygous living organism with two different alleles for a trait.
phenotype the physical appearances of a living organism.
genotype the genetic makeup of a living organism.
independent assortment segregating genes one by one, during the formation of gametes.
incomplete dominance when an allele is not completely dominant over the other.
co-dominance when both alleles of a gene create the phenotype.
multiple alleles 3 or more alleles for the same gene.
polygenic traits trait controlled by two different genes
haploid cell with only one set of chromosomes and one gene.
diploid a cell with one set of chromosomes from each parent.
meiosis cell division resulting in four daughter cells, with half of each parents of the parents chromosomes. creates a tetrad
tetrad four different chromosomes, formed in meiosis.
Created by: chrisventura
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