Genetics Answer sheet

Genetics Answer sheet - Genetics Answer sheet Different...

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Genetics Answer sheet Different forms of a gene are called ____ALLELES__. In a diploid organism, One characteristic or trait has TWO_ alleles. Write out the formulas for heterozygous, homozygous dominant and homozygous recessive. Aa; AA; aa Define a genotype and a phenotype. GENOTYPE- the two alleles received for a trait- may be Aa, AA or aa. Or the words for these symbols- see above question PHENOTYPE- the expressed characteristic- what you see- ie color Alleles are separated during MEIOSIS_ and placed in separate eggs or sperm. Bb and BB have the same _PHENOTYPE but are different _ GENOTYPES. Parent generation crosses must have one parent _HOMOZYGOUS DOMINANT and the other parent _HOMOZYGOUS RECESSIVE From the parent cross all F1 offspring have the genotype __Aa__. What are the genotypic and phenotypic ratios for the F2 generation of a single trait? PHENOTYPIC RATIO 3:1 GENOTYPIC RATIO 1:2:1 What is the definition of multiple alleles? MORE THAN TWO ALLELES AVAILABLE FOR A SINGLE TRAIT
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Genetics Answer sheet - Genetics Answer sheet Different...

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