Biology, 30.10.2019 02:31, natalievick03

one pack of cigarettes can reduce a person's life by __ hours
minutes.
how many breaths do we take every minute?
a. 40-50
b. 30-40
c. 20-30
d. 10-15

Answers: 1

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one pack of cigarettes can reduce a person's life by __ hours
minutes.
how many breaths do...