A test cross distinguishes between
A. two homozygous forms
B. a homozygous dominant and the heterozygous form
C. two heterozygous forms
D. a homozygous recessive and the heterozygous form
Answer:B
A test cross distinguishes between
A. two homozygous forms B. a homozygous dominant and the heterozygous form C. two heterozygous forms D. a homozygous recessive and the heterozygous form