Polyhybrid Cross:
These experiments involve the study of the inheritance of more than two pairs of contrasting characters at the same time. The cross may be referred to as:
Trihybrid Cross:
It involves the inheritance of three pairs of contrasting characters.
Tetrahybrid Cross:
It involves the inheritance of four pairs of contrasting characters.
Pentahybrid Cross:
It involves the inheritance of five pairs of contrasting characters.