Next to each cause of deforestation, suggest a solution from the text or an idea of your own. (a) large-scale agricultural use-

(b) cattle grazing-

(c) high demand for wood products-

(d) commercial logging-

(e) "urban sprawl”-

(f) mining -

(g) subsistence farming-

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

Cells are adapted to preform specific functions. which of the following terms refers to this capability?

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers