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Hepatitis B virus is an example of a DNA virus that uses reverse transcriptase in its replication cycle.
Progesterone
A steroid hormone released by the corpus luteum in the ovary, essential for maintaining pregnancy and regulating the menstrual cycle.
Reproductive Tract
The series of organs and ducts through which gametes travel and where fertilization, gestation, and childbirth occur, differing in structure between males and females.
Ectopic Pregnancy
A pregnancy where the fertilized egg implants and grows outside the main cavity of the uterus, often in a fallopian tube.
Ejaculation
The forceful expulsion of semen from the body, typically occurring as a climax of sexual arousal.
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