Multiple Choice
Independent assortment predicts a 9:3:3:1 ratio with four different phenotypes in the F2 progeny. If the alleles are epistatic, what would you predict?
A) more than four phenotypes
B) fewer than four phenotypes
C) heterozygotes with a novel phenotype between the dominant and recessive homozygotes
D) 1/3 of the progeny with the dominant phenotypes and 2/3 recessive
E) no change in the 9:3:3:1 ratio
Correct Answer:

Verified
Correct Answer:
Verified
Q1: You have crossed two Mexican hairless dogs,
Q3: Which step is catalyzed by the enzyme
Q4: Bateson and Punnett crossed two white-flowered lines
Q7: A mutation results in a gene product
Q8: Many oncogenes result from mutations that cause
Q9: _ mutations cause overexpression or result in
Q10: Most combinations of different ABO alleles result
Q11: If a dominant allele of one gene
Q22: Are loss- of- function mutations more likely
Q28: Phenylketonuria (PKU) is caused by the absence