Development of the Pancreas in an Embryo into a Dual

question 10

Multiple Choice

Development of the pancreas in an embryo into a dual gland that has both exocrine and endocrine functions begins when

• A) insulin is produced and bathes stem cells.
• B) a transcription factor stimulates progenitor cells to give rise to exocrine or endocrine cells.
• C) a globin gene duplicates and gives rise to alpha and beta globin genes.
• D) progenitor cells become stem cells.
• E) the primordial pancreas splits into two parts, one exocrine and one endocrine.