The color of a horse’s coat is determined by its a) chromosomes. b) environment. c) ribosomes. d) vacuoles.

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

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.

You are working in the lab and are working with the same element but with varying isotopes of the element. you are working with c-11, c-13, c-14, and c-15. what is the average atomic mass of this element? (use periodic table) a- 12 b-15 c-14 d-13