Environmental factors have no role in physical traits of individuals.
O True
O False

That is true

Explanation:

In my opinion I choose true cause environmental factors have no role in physicel traits of individuals.

Hope you found his good

pretty sure its false

Explanation:

environmenatal factors are what make physical traits useful, such as owls being able to see in the dark, their environment is nighttime forests.

Hope this helps!

the correct answer is c   with the systems

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%