Hey there!
The purpose of guard cells is to control the opening and closing of the Stomata, keeping it the correct width, or size.
Therefore, your correct answer would be Option 3, control the size of the Stomata.
Hope this helps!
Answer:
A.
Explanation:
The flower would lean towards the window
Answer:
Medulla oblongata is responsible for autonomic regulation system.
Explanation:
Autonomic regulation is a controlling system that regulates different function of body such as heart rate,digestion,blood pressure,urination,respiratory rate,papillary response etc.
Hypothalamus is the main center of controlling this functions.
Autonomic dysfunction occur when autonomous nervous system damages,and the effect may be mild to life threatening.
Autonomic activity may leads to certain kind of side effects like-
- Dizziness,fainting
- exercise intolerance.
- sweating abnormalities.
- Diarrhea,constipation,difficulty in swallowing.
- Urinary problems,incomplete emptying of the bladder.
- Vision problems,blurry vision,vaginal dryness etc.
Well, flowers give insects like bees and butterflies nectar. That's their food. In return, the insects spread the flower's pollen so that other plants like its type can be fertilized.
This is mutualism - a symbiotic relationship were two organisms benefit.
Happy to help!