If parents wanted to learn more about their genetic history and the possibility of passing a genetic disease on to a child, they should make an appointment to

Why do some dna fragments move farther than others during gel electrophoresis? a. because their shapes are different b. because they are different types of molecules c. because the samples are different colors d. because their masses are different

Which type of neuron stimulates muscles to contract?

All eukaryotic cells contain small bodies called