YDS YARIM CÜMLE / TEST 6 34. Soru

Bu Testin Birincisi Morning

100 %

34.

- The earliest animals ---- were all very simple
kinds and lived in the sea.

whose remains have been found

which has retained characteristics of a very
ancient ancestor

since species evolve at very different rates

why scientists usually compare their
descendants

what makes them an ideal model for
evolutionary comparisons