Based on cellular mechanisms there are two major types of regeneration found in the animals. Which one of the following is the correct example of the type mentioned?
(a) Morphallaxis - Regeneration of two transversely cut equal pieces of a Hydra into two small Hydras.
(b) Epimorphosis - Replacement of old and dead erythrocytes by the new ones.
(c) Morphallaxis - Healing up of a wound in the skin.
(d) Epimorphosis - Regeneration of crushed and filtered out pieces of a Planaria into as many new Planarians.
(a) Morphallaxis - Regeneration of two transversely cut equal pieces of a Hydra into two small Hydras.
Explanation:
Morphallaxis is the production of an entire animal from a small fragment whereas epimorphosis is the replacement of the lost part.