The production of hcl is encoded into our dna. using the functions of activators and repressors, explain how hcl is only produced by certain cells in the stomach lining but not produced by any other cells in the body.

Which statement correctly describes other ways in which nebulae and stars are different? a. a star always has a higher density than a nebula. b. stars can form inside a nebula but a nebula can never be produced by any star. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star. reset submit