Most scientists directly involved in animal behavior are found within two disciplines: Ethology and comparative psychology.<span>
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<span>The terminal bronchioles subdivide into microscopic branches called respiratory bronchioles.
Bronchioles, one f the important part of our respiratory system. we inhale air an that air passes through the nose and mouth, it is drawn into trachea and then goes to main bronchus. Directing air to the alveoli, is the function of respiratory bronchioles.</span>
Due to pollution the ozone layer of the Earth is being more and more affected. The main function of ozone is to absorb the Sun's UV radiation. Exposure to UV radiation is known to increase the risk of skin cancers.
Thus, young adults could get higher levels of UV radiation from the sun compared with their grandparents, due to pollution.
Increased sun exposure may also be another cause. Today, it is more and more popular to spend a lot of time at the beach. Traveling to other countries to do this is more accessible today for young adults.
However, tanning beds which are very popular with young people, are another source of high levels of UV radiation.
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C. dams can help control floodwaters.
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Both plants and animal perform anaerobic respiration without the use of oxygen however in plants when the glucose is chemically reacted to produce energy it also produces ethanol and carbon dioxide while in animals when the glucose is chemically reacted to produce energy it also produces lactic acid and carbon dioxide
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