New evolution evidence

http://news.yahoo.com/s/livescience/20080410/sc_livescience/shockfirstanimalonearthwassurprisinglycomplex;_ylt=AqNRsUfLmmSkpqth9zmGzmQPLBIF

Read and comment. If you want to, you can add a comment on how males should not stand next to each other if there are other options at the line of urinals.

Biological Macromolecules

List and explain the four main classes of biological macromolecules, state the roles of each in a biological system, amd name the types of subunits from which each is synthesized and the typical elements found in each class of molecules.

Chemistry Question

It is Mr. Terry Schaid's contention that chemistry and biology are very closely connected. Give at least 5 examples of the interrelationship of these two separate science disciplines. Have each of the examples you site be relative to a different area of biology.

Real Bio Blog

Describe the possible selective pressures present that made the following adaptations necessary:

An elephant's trunk
The scent of honeysuckle
A leopard's spots
The bark of a tree
Human language

Please comment respectfully and this will be your first grade of the term