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ohaa [14]
3 years ago
13

Manned missions into the far reaches of outer space could require astronauts to be in weightless environments for years at-a-tim

e. Which of these is an effect of prolonged weightlessness on the human body?
A.
a stronger heart
B.
a loss of bone mass
C.
a weaker immune system
D.
a lack of sleep
Chemistry
1 answer:
andrew11 [14]3 years ago
3 0
A loss of bone mass.
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