Question

UU,
JO70, S-470
2.
Two genes are located on the same chromosome and are known to be 12 map units apart. An AABB individual
is crossed to an aabb individual to produce AaBb offspring. The Aabb offspring are then crossed to sabb
individuals. If this cross produces 1000 offspring, what are the predicted numbers of offspring with each of
the four genotypes: AaBb, Aabb, aaBb and aabb?
a. 60 Aabb, 440 aaBb, 440 AaBb and 60 aabb. b. O Aabb, 0 aaBb, 440 AaBb and 440 aabb.
c. 440 Aabb, 440 aaBb, 60 AaBb and 60 aabb. d. 60 Aabb, 60 aaBb, 440 AaBb and 440 aabb.​

Answer 1

Answer:

440 aaBd 440 ABBA aabb 120