Answer :
Final answer:
Oxytocin is the hormone responsible for contractions during labor primarily present in females.
Explanation:
Oxytocin is the hormone primarily responsible for contractions during labor and is released in females during childbirth and breastfeeding. This hormone is an example of a hormone that can develop only in females.
Learn more about female reproductive hormones here:
https://brainly.com/question/42568607