Question

What relationships do crocodiles have with early reptiles?1- Crocodiles look similar to early reptiles.2- All extinct reptiles look like crocodiles.3- All extinct reptiles live in water.4- Crocodiles provide information why some reptiles became extinct.

Answer 1

It is said that the members of the crocodilian order (which includes crocodiles) have a very slow rate of genome evolution and therefore modern species of this order look very similar to their Cretaceous ancestors (early reptiles)

So the correct answer to this option is "1- Crocodiles look similar to early reptiles."