Black fur in labs is dominant (B) and brown fur is recessive (b). how many recessive genes does a lab need in order to have brown fur? 1. One
2. Two
3. None
4. Three

In what cells is the human genome located?

Which of the following are responsible for sending messages from the hypothalamus to the thalamus?

What is genetic variation? -(a) each individual in a population has slightly different genes. -(b) some individuals in a population have more genes than others. -(c) each population of a species has slightly different genes. -(d)some populations of a species have more genes than others.