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6. An unlinked test cross with a double mutant and an unknown heterozygote gives what independant ratio

  • 1:1:1:1
  • 9:3:3:1

7. A cross, with the phenotype of each sex reversed as compared with the original cross, to test the role of parental sex on inheritance pattern

  • Reciprocal cross
  • Mutation cross

8. Linkage is an exception of the principle of independant assortment

  • True
  • False

9. The principle of ______________ describes how different genes independently separate from one another during the formation of reproductive cells

  • Independant assortment
  • Law of segregation

10. There are two types of phenotype, morphological and ________

  • Molecular
  • Biochemical

11. There are no exceptions to the principle of independant assortments

  • False
  • True

12. The outcome of a genetic cross does not depend on which trait is in which parent - a reciprocal cross will yield _________

  • The same result
  • A different result

13. ___________ occurs when phenotypes of the heterozygote and dominant homozygote are identical

  • Codominance
  • Complete dominance
  • Incomplete dominance