Holt Modern Biology 1st Edition by John Postlethwait ,Janet Hopson

تمرين 36

DIRECTIONS: Choose the letter of the answer choice that best answers the question. What is a procedure in which an Individual of unknown genotype is crossed with a homozygous recessive individual to determine the genotype of the unknown individual called?
A) a monohybrid cross
B) a dihybrid cross
C) a hybrid cross
D) a testcross