In some cows, the genes for white and red hair are both dominant. a roan cow has both white and red hair. this is an example of codominance incomplete dominance complete dominance

What role do traits play in affecting an organisms ability to reproduce? finches

In iceland, the mid atlantic ridge runs through the center of the contry. what can you conclude about the apperence of iceland many thousands of years from now?

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important