A Heterozygous Fruit Fly with Normal Wings and a Gray

Multiple Choice

A heterozygous fruit fly with normal wings and a gray body (VvBb) is crossed with homozygous flies with vestigial wings and black bodies (vvbb) . This type of cross is known as a

A) monohybrid cross.
B) dihybrid cross.
C) polytropic cross.
D) true breeding cross.
E) chromosomal cross.