Q. The hormone that acts with other hormones to initiate secretion of milk by the mammary glands is

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Solution:

Prolactin is secreted by the anterior pituitary in a pregnant female which is responsible for the synthesis of milk in breast. Oxytocin causes let down of milk. The prolactin hormone combines with other hormones to initiate secretion of milk by the mammary glands. prolactin is also known as luteotrophin.