Biology
Biology, 25.02.2021 18:00, starsapphire627

2) Which is true about UVA and UVB rays?
A Both rays can be blocked
100% by sunscreen
B. UVA protects the surface, UVB
protects beneath the surface
C. UVB rays cause burning. UVA
rays cause premature aging
D. UVA rays cause burning. UVB
rays cause premature aging

answer
Answers: 2

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Do you know the correct answer?
2) Which is true about UVA and UVB rays?
A Both rays can be blocked
100% by sunscreen

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