Mammary Gland Development Requires a Combination of All of the Following

Question

Mammary gland development requires a combination of all of the following hormones, except
A) oxytocin.
B) placental prolactin.
C) prolactin.
D) human placental lactogen.
E) estrogen.

Accepted Answer

While oxytocin is involved in milk ejection, it is not required for mammary gland development. The other hormones listed (placental prolactin, prolactin, human placental lactogen, and estrogen) all play a role in mammary gland development.