Equine Coat Color Genetics

Lesson Two Quiz

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1. True or False? Chestnuts and sorrels are different shades of the same gene combination – ee. 

        True

        False     

Explain your answer:

2.  True or False?  A black horse may be with homozygous or heterozygous for the E gene.

        True

        False     

Explain your answer:

3. True or False? The dominant black gene "E" can suppress the red color.   

        True

        False     

Explain your answer:

4. True or False?  A bay is created by the action of the A gene on a sorrel horse.

        True

        False     

Explain your answer:

5. True or False? A red offspring from 2 black parents is a carrier of the A gene.

        True

        False     

Explain your answer:

6.  The best way to get a black horse is to breed a black horse to a ______________ horse.

                        red
                        black
                        bay
 

 

7. A sorrel bred to a chestnut will always produce a ____________foal.
 

                        red
                        black
                        bay




8. A homozygous bay bred to a black will always produce a ________

                        red
                        black
                        bay




9. A sorrel homozygous dominant for the A gene bred to a homozygous black will only produce ________ foals.

                        red
                        black
                        bay
 

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