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Home Q & A Board Science-Related Homework Help Physics Astronomy
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hermiz hermiz
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6 years ago
More than 96% of the mass of living cells are made of
A) carbon and hydrogen
B) carbon
C) carbon, hydrogen, oxygen, and nitrogen
D) hydrogen and oxygen
Textbook 
Life in the Universe

Life in the Universe


Edition: 4th
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Life in the Universe, 4/E (Bennett, Shostak)
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DonskoyDonskoy
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6 years ago
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hermiz Author
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6 years ago
You make an excellent tutor!
smdavis
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Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
Gorgio_De
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2 hours ago
Thanks for your help!!
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