Water plays an important role in the chemical weathering of rock. in 3–5 sentences, identify and explain two agents of chemical weathering to support that statement.

Asnail, elodea (aquatic plant), or both were added to the tubes and they were stoppered. tubes were placed under a grow light for 24 hours and the results recorded. the test tubes were then covered for 24 hours to produce a dark environment and the results recorded. which statement best explains the change in test tube d from the light setup to the dark setup.

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?

Why is it important to study each branch of earth science?