prinavi9olechoc prinavi9olechoc

20-02-2016
Physics

Answered

Before an ozone layer formed to reduce radiation, life existed

Ain the air.
Cin oceans and underground.
Bin trees and plants.
Don land.

Verified Answer :

PutereDinu PutereDinu

20-02-2016

Before an ozone layer formed to reduce radiation, life existed in oceans and underground.

Answer Link

sabrenajohnson37 sabrenajohnson37

12-11-2019

Answer:

in oceans and underground.

Explanation:

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