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Secretions such as tears, saliva, sweat, and sebum contain chemicals that destroy foreign ...

Divya.

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7 years ago

Secretions such as tears, saliva, sweat, and sebum contain chemicals that destroy foreign ...

Secretions such as tears, saliva, sweat, and sebum contain chemicals that destroy foreign invaders.
True or false?

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EDUdicament

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7 years ago

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Divya. Author

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7 years ago

Good timing, thanks!

DaiwalkerX

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Yesterday

Brilliant ツ

big_larry_samp

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2 hours ago

This helped my grade so much Perfect

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