A man has 6 fingers on each hand and 6 toes on each foot. His wife and their daughter have the typical number of digits. Knowing that extra digits is a dominate trait, what fraction of this couple's children would be expected to have extra digits?

Science describe how heat moves in a convection current. how is this process responsible for moving earth’s tectonic plates? discuss two ways that humans are impacting our earth. be sure to pick one way we are impacting our land, and one way we are impacting our water. then, create an action plan that includes a way that you and your family can protect the earth from these impacts