You Are Dissecting a Fish in Your Biology Laboratory Section

Multiple Choice

You are dissecting a fish in your biology laboratory section. Your teaching assistant points out a long oval structure and tells you it is an endocrine gland. Which of the following is true about this structure?

A) It secretes a product that is carried in the bloodstream or other fluids to target cells.
B) The gland's product will interact with receptors on the cell membrane or inside target cells.
C) The gland's product is secreted into the cavity of some organ, outside of the circulatory system.
D) Only answers A and B apply.
E) Only answers B and C apply.