Insulin is produced by the? by Sunday | May 14 | Biology WAEC | 0 comments A. adrenal gland B. thyroid gland C. pituitary gland D. pancreas Correct Answer: Option D D. pancreas Users Also Read These:Artworks that are produced to serve a utilitarian…Captions used to enhance television announcements…The effect produced by the combination of light,…Which of the following organs is responsible for the…A cross between two parents produced four…