7
12
5
5
4
I really hope this helps!!!
The onset of the menstrual flow causes a drop in female hormone levels. The correct option is D.
<h3>What is the female hormone?</h3>
Estrogen is the female hormone that plays an important role in the reproductive development of women.
When the egg does not fertilize, the menstrual cycle begins, and this stops the production of female hormones.
Low estrogen levels cause irregular periods, and difficulty in getting pregnant.
Thus, the correct option is D.
Learn more about the female hormone
brainly.com/question/10586410
Answer:
True
Explanation:
Increasing cardiorespiratory endurance improves oxygen uptake in the lungs and heart and can help a person sustain physical activity for longer.weight lifting can be considered cardio training
Condoms make sexual activity safe from disease.
False.
I put in true and I got the answer wrong.
