Describe how a stream interacts with the sediment. Are sand grains or pebbles picked up first? Which is more easily Eroded (transported)?

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

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. albino x albino a) 1/4 chinchilla, 3/4, agouti b) 3/4 albino, 1/4 chinchilla c) all albino