13 May, 15:42

4.

If the offspring of a dihybrid cross have a 9:3:3:1 phenotypic ratio, what must be true of the parents' genotypes?

Both parents are heterozygous for only one trait.

Both parents express the dominant trait.

Both parents express the recessive trait.

Both parents are heterozygous for both traits.

Answers (1)

Know the Answer?

Not Sure About the Answer?

Find an answer to your question 👍 “4. If the offspring of a dihybrid cross have a 9:3:3:1 phenotypic ratio, what must be true of the parents' genotypes? Both parents are ...” in 📗 Biology if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.

Search for Other Answers

4.If the offspring of a dihybrid cross have a 9:3:3:1 phenotypic ratio, what must be true of the parents' genotypes?Both parents are heterozygous for only one trait.Both parents express the dominant trait.Both parents express the recessive trait.Both parents are heterozygous for both traits.