DNA,the genetic material of living organisms,is damaged by light in the
A) visible region of the spectrum.
B) ultraviolet region,especially below a wavelength of 320 nm.
C) ultraviolet region,especially above a wavelength of 340 nm.
D) infrared region of the spectrum.
Correct Answer:
Verified
Q11: Ozone in our atmosphere is important because
Q12: Which statement is correct?
A)UV-A is the most
Q13: Which contributes to the ozone hole?
A)Automobile exhaust
B)Chlorofluorocarbons
Q14: HFCs may be used to replace CFCs.Which
Q15: In Earth's atmosphere,where is the ozone layer?
Q17: Which color in the rainbow has the
Q18: The ozone hole is most prominent on
Q19: What is the relationship between stratospheric levels
Q20: The structure of ozone most closely resembles
Q21: UV-B radiation has a frequency of approximately
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