Answer:
B.)
Explanation:
Not all mutations are harmful because come animals mutate to help them adapt to their environment.
The natural process by which the ozone layer get depleted are sun spots and atmospheric winds. The volcanic eruptions are also responsible for the depletion of the ozone layer.
The thinning of the ozone layer, which is present in the upper atmosphere is called ozone layer depletion. These natural processes causes and some chemicals compounds releases chlorine and bromine, which in exposure of high ultraviolet light causes the depletion of ozone.
The ozone layer found in the stratosphere of the earth atmosphere. This region protects the earth from harmful ultraviolet radiation of the sun. It has potential to absorb around 99% of the harmful ultraviolet radiation.
The main causes of ozone depletion are chloroflorocarbons, carbon tetrachloride, methylbromide. The natural processes does not cause more that 1 to 2 % of the ozone depletion.
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Answer:
an enzyme! Keep in mind that an enzyme catalyzed the rate of a reaction. A normal reaction must climb the activation barrier independently, while the one catalyzed by an enzyme has a lower activation barrier due to added stability.
Answer:
The correct answer is option 3.
Explanation:
Chronic bronchitis normally occurs with respiratory infection after the age of 35 where is emphysema occurs after the age of 50. There is usually a persistent,
productive cough of copious mucopurulent sputum where is in emphysema there is no cough or scant if any high breathing sound.
Thus, the correct answer is option 3.
answer:
B
Explanation:
6CO2+6H2O+energy from sun=C6H1206+6O2
C6H12O6 is a form of glucose
