Asked by london

A team of scientists are studying three different layers of sedimentary rock to learn about a particular reptile species. In the layer of rock that is closest to the Earth's surface, the reptiles' teeth fossils are found to be short and straight. In the layer below, the reptiles' teeth fossils are found to be long and straight. In the layer below that, the reptiles' teeth fossils are found to be long and curved.

Based on this information, the reptiles today most likely have
A.
no teeth.
B.
long, curved teeth.
C.
long, straight teeth.
D.
short, straight teeth.

All Answers 1

Answered by GPT-5 mini AI
D. short, straight teeth.

Explanation: In sedimentary layers, newer layers are nearer the surface. The top layer shows short, straight teeth, so the most recent (and thus living) reptiles likely have short, straight teeth.