Miranda is in ninth grade. She wrote the following statements in an essay on reproduction for her health class. Which of the following of Miranda's statements is NOT true?
◦ "Girls cannot get pregnant until their periods are regular."
◦ "Females are born with about 400,000 immature eggs in each ovary."
◦ "Males do not produce sperm until they reach puberty."
◦ "The average male produces millions of sperm every day."