Water conservation is important for which of the following reasons? A. Demand for water is increasing.

B. Water treatment is expensive.

C. Pollution is likely to decrease water supply in the future.

D. All of the above

Choose an equation that represents an enzyme-catalyzed reaction. (a) enzyme + substrate → enzyme-substrate complex (b) enzyme + substrate ←−→ enzyme + products (c) enzyme + substrate ←−→ enzyme-substrate complex → enzyme + products (d) enzyme + substrate ←−→ enzyme-substrate complex → enzyme-substrate complex + products

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume

Quickly what are the following of organisms that existed over a wide area but only for a limited time period called a.soft fossils b.mold fossils c.index fossils d.trace fossils