_______ is the universal solvent.  

Which sequence represents the hierarchy of biological organization from simplest to most complex?  

Natural selection acts on:  

Which is not a step in the scientific method?  

What is the purpose of a control group in an experiment.

Evolutionary adaptation occurs at what level?  

What is the best explanation for why theories change?  

This is the drug of choice in treating Beta Hemolytic Streptococcus infections.

The idea that all living things are composed of cells is part of:

Match the factor to its name