A Dihybricross of Two Contrasting, Pure-Breeding Organisms

Multiple Choice

A dihybricross of two contrasting, pure-breeding organisms

A) produces homozygous offspring.
B) must produce a phenotype different from either pure-breeding parent.
C) results in the disappearance of recessive traits for the first generation.
D) takes place only in the laboratory under precisely controlled conditions.
E) will result in the immediate formation of another pure-breeding variety.