Answer:
A. menopause
Explanation:
Menopause is a condition most common among most middle-aged women, whereby the reproductive hormones natural declines. The ovaries of women of this age stops producing eggs every month, as menstruation stops.
When a woman doesn't see her period for straight 12 months, it can be concluded that menopause have set in with aging. Symptoms such as sleep distortion, weight gain, muscle aches etc also can be noticed. Anxiety and depression also sets in as can be noticed in their mood.
Therefore, the most likely cause for the symptoms experienced by Alexis is <em>menopause</em>.
Organisms that do not depend on oxygen for survival can be found on other planets.
<h3>Could life exist on other planets?</h3>
The solar system is composed of the earth and other planets having the sun as the center. This model is what we generally refer to as the heliocentric model of the solar system.
Life does exist on other planets apart from earth. However, in other planets, oxygen is in limited supply hence only the organisms that do not depend on oxygen for survival can be found on other planets.
Learn more about living things: brainly.com/question/17074249
the answer is B.extinction can be related to a failure to adapt to changes in the environment.
Answer:
<u>Red blood cell in humans -</u> it has no nucleus. Hence it offers the cell to carry more haemoglobin.
- they are disc shaped allowing them to pass through narrow capillaries.
<u>Root hair cells in plants-</u> they have a large cytoplasm which enables them to take water from the soil.
<u>White Blood Cells in humans -</u> they have lobed nucleus and so can change their shape to pass through narrow capillaries.
- <em><u>HOPE IT HELPS...</u></em>
