Mutation is the change in the normal sequence of DNA. The agents that induce these mutations are called mutagens. The mutations can be harmful as they can hamper the normal functioning of the living body. Some mutations however do not cause any significant changes and they are therefore called silent mutations.

Sunscreen is a a cream or liquid applied to the skin that prevents the harmful radiations of the sun to enter the body. They protect from the sun's UV-A and UV-B radiations.

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7 0

1 year ago

PLEASE HELP MEEEEE!!!!!!!!!!!!!! If 1 kg of fuel is used in the above fusion reaction, the resulting helium has a mass of 0.993

masya89 [10]

Answer:

mass using E= mc^2 is = 0.007*(3E8)^2 = 6.3E14 Joules

Explanation:

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8 0

3 years ago

What was the second organism to be found here on planet Earth? *

mafiozo [28]

What was the second organism to be found here on planet Earth?

Prokaryotes

The prokaryotes are considered to be the most oldest on earth. The first found organism on earth was bacteria and then many other Prokaryotes were found...~

7 0

2 years ago

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