Question

First what came or eggs​

Answer 1

Explanation:

the question refers to eggs in general, the egg came first. The first amniote egg—that is, a hard-shelled egg that could be laid on land, rather than remaining in water like the eggs of fish or amphibians—appeared around 312 million years ago

Answer 2

Explanation:

scientific resolution

the egg cames first the first amniote egg that is a hard shelled eggs that could be laid on land rather than remaining in water like the eggs or fish or amhibians appeared around 312 million years ago