What percentage of earth's water is stored in ice caps and glaciers?
a. 50%
o b. 1%
o c. 2%
o d. 97%
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this protocol provides a detailed procedure for co-immunoprecipitation (co-ip) to identify protein–protein interactions.

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.