Answer:
A. What causes some people to be color-blind?
Explanation:
This is something that could be tested with different variables including DNA, or past family medical history.
The first one with the boxing crab and anemone is mutualism.
The second one with the dog and flea is parasitism.
Answer:
Due to the fact that the Upwelling brings all of the nutrients and food for the fish to the surface which is where all the fish will be feeding. ... Compare rivers and surface currents. Both rivers and surface currents are long, moving bodies of water.
In general, Yes True <span />
Y chromosome found in males which influence the degree of maleness