Question

How does the structure of gills in a fish enable it to live in a watery environment?

A. The gills allow the fish to take in carbon dioxide from the water.
B. The lungs of the fish are made up of tiny air sacs.
C. The gills allow the fish to take in oxygen from the water.
D. The villi absorb oxygen into the bloodstream.

Answer 1

C. The gills allow the fish to take in oxygen from the water.