Which of the following statements about cross-breeding is not correct?

A. the cross-bred progenies are heterozygous
B. cross-breeding can be used to introduce new genes
C. cross-breeding is used to create new breeds of livestock
D. the individuals used in cross-breeding have all characters in common
E. cross-breeding is almost a routine practice of improving poultry

Correct Answer:

Option D – the individuals used in cross-breeding have all characters in common