How is mitochondrial dna used in science? choose the correct answer.

a. mtdna is used to convict criminals by connecting the dna found at a crime scene to relatives on the father’s side.

b. mtdna is used to connect dna samples to the mother in missing-person cases.

c. mtdna is used to match nuclear and mitochondrial dna to victims of a crime scene.

What is the correct answer for the process of water eroding soil? rills, sheet erosion, gullies sheet erosion, rill, gullies gullies, rills, sheet erosion sheet erosion, gullies, rills

In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.

Which describes the habitat of a frog?