<span>The odorless gas in tobacco smoke that binds to hemoglobin is
</span>carbon monoxide
Period Pooh hahah is ok ok I am ok
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:
material
Explanation:
The others make sense. the same seasons are together, people organize stuff by color all the time, and type just makes sense.