loading

Chapter 14 - Biology Exam

Question:

Labrador retrievers are black, brown, or yellow. In a cross of a black female with a brown male, results can be either all black puppies, 1/2 black to 1/2 brown puppies, or 3/4 black to 1/4 yellow puppies.

These results indicate which of the following?


A) Brown is dominant to black.


B) Black is dominant to brown and to yellow.


C) Yellow is dominant to black.


D)There is incomplete dominance.


E) Epistasis (2 or more genes affecting a phenotype) is involved.


Answer:

E) Epistasis (2 or more genes affecting a phenotype) is involved.



View as Flashcard Deck

About this Free Flashcard Deck

Last update by mayur on 03/27/2014
  • Share
Chapter 14   Biology Exam
Chapter 14 - Biology Exam
Total Views: 612325
Free Flashcard From Chapter 14 - Biology Exam
Question: Labrador retrievers are black, brown, or yellow. In a cross of a black female with a brown male, results can be either all black puppies, 1/2 black to 1/2 brown puppies, or 3/4 black to 1/4 yellow puppies. These results indicate which of the following? A) Brown is dominant to black. B) Black is dominant to brown and to yellow. C) Yellow is dominant to black. D)There is incomplete dominance. E) Epistasis (2 or more genes affecting a phenotype) is involved.
Answer: E) Epistasis (2 or more genes affecting a phenotype) is involved.