Question

Differentiate between the following:

Autopolyploid and Allopolyploid

Answer 1

Basis of Difference	Autopolyploid	Allopolyploid
Genome sets	More than two sets of the same genome	Two or more sets derived from different genomes
Origin	Genome multiplication within one species	Hybridisation between species followed by chromosome doubling
Fertility	May be fertile, depending on chromosome pairing	Chromosome doubling can restore fertility in a sterile hybrid
Example	Autotriploid tea	Triticale