There are essential amino acids needed to create a complete protein.

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

Glucose is broken down in different ways, both in the presence and in the absence of oxygen. using the table for reference, what major products are formed in each reaction set?

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?