1) If (A) represent the domain any allele of straight hair and a homozygous dominant and recessive parents cross what would be the genotype ratio? a) AA/aa b) Aa/aa c) only Aa d) aa/aa 2) if these are the genotype combinations of offspring from 2 parents, what are the genotypes of the two parents? a) rr/rr b) RR/Rr c) Rr/rr d) RR/rr 3) If two dogs are bred together with those alleles ,what percent of the offspring would be homozygous dominant for that trait  a) 0% b) 25% c) 75% d) 50%

Activity 1:crossing punnet squares

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