77.8k views
5 votes
Which

gas makes
up most of the atmosphere, and is needed to build
proteins and DNA *
1 poi
Carbon
Water
Oxygen
Nitrogen
CO2
O Hydrogen

User Pranphy
by
8.8k points

1 Answer

3 votes

Answer:

oxygen makes up most of the gas in the atmosphere

User Umapathy
by
8.5k points
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