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Science chapter 4

QuestionAnswer
A diagram used to show possible genetic combinations Punnett squares
The presence of two DIFFERENT alleles on the same gene for one trait Heterozygous
Alleles that display equal power in determining phenotype Codominance
The variations of a specific gene are known as Alleles
The record that shows a family tree and family inheritance patterns Pedigree
An allele that can mask or hide the presence (effects) of another allele Dominant
An allele that can be maSked or hidden by the Presence of another allele Recessive
The condition in which both Alleles are partially expressed (In a blended appearance of the trait) Incomplete dominance
An Organism that has two diffent alleles for a particular Trait is a Hybrid
The observable characteristics of an organism’s genotype Phenotype
The passing of traits from parents to offspring Heredity
Red flowers are crossed with white flowers and the alleles show incomplete dominance. What are the color possibilities for the offspring,? Pink
List two conclusions that Gregor Mendel made about genetics. Law of segregation Law Of independent assortment
Law of segregation Each parent contributes one factor to a set of factors
Law of independent assortment Pairs of factors passed on to offspring independently of each other
What is inbreeding? Inbreeding is mating specific males and females Within a populations of animals to weed out undesirable traits and amplify desired traits.
What are some of the benefits of inbreeding? Good traits such as large size, higher quality of meat and good temperament are amplified
What is a problem of inbreeding? Undesirable traits such as the tendency for specific health issues are passed on.
Explain the differEnce between dominance, codominance and inComplete dominance A dominant allele Shows up regardless of the other allele its paired with (Black rabbit fur) In Codominance both alleles Actively show up with neither being Dominant or recessive (rooster feathers) In incomplete dominance both alleles are pArtially expr
Created by: Fwyatt28
 

 



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