CAT (VARC) PYQs

archaeological evidence of early sea trade between the ancient peoples of Spain and Ireland via the Atlantic Ocean.

the coincidental existence of similar traits in the white-lipped grove snails of Ireland and the Pyrenees because of convergent evolution.

absence of genetic variation within the white-lipped grove snails of Ireland and the Pyrenees, whose genes were sampled.

the oldest fossil evidence of white-lipped grove snails in Ireland dates back to roughly 9,000 years ago, the time when humans colonised Ireland.