The skeletal part of the musculoskeletal system: a. produces facial expressions. b. the body to create heat. c. protects the organs of the body. d. eliminates wastes from the body.

Which of the following statements about archaea and bacteria is true? a. neither is single-celled. b. they both have nuclear membranes. c. neither reproduces by binary fission. d. they both lack a nuclear membrane.

Jason, a dog breeder, decides to mate a poodle with a golden labrador retriever. he wants to get puppies with the curly hair of the poodle and the color of the labrador. what concept is shown in this example? question 6 options: artificial selection adaptation evolution natural selection

What organs comprise the respiratory system of a bird