Answer:
they dont have lungs
Explanation:
they have gills in order to live in the water since they are aquatic creatures they have no reason to breathe on land
Answer:
The correct answer is option A. "Hormone receptors evolved later than many of the hormones with which they now interact".
Explanation:
It is false to affirm that hormone receptors evolved later than many of the hormones with which they now interact. There are multiple scientific studies that support the theory that receptors and ligands evolve at the same time in what is known as "synchronous birth". Receptor and ligand interactions are key components in the processes of living organisms, therefore, it they should evolve together in order to be functional.
Vegetarian is the best choice