You are analyzing a sample of a nucleic acid and determine that the sample contains the nitrogenous base adenine. Are you able to determine if the sample is DNA or RNA? Briefly explain your answer.

Regardless of its specific function, a protein’s function is absolutely dependent upon its ____________________

Which statement provides the best evidence that there is a common genetic code that demonstrates the unity of life?  

Which of the following is a unique property of water?

____________ are the monomers from which large proteins are constructed

A cell phone is not alive. List three characteristics of life that the phone does not perform.

A buffer donates H+ ions when conditions become too basic and accepts H+ ions when conditions become too acidic.

The tree in your backyard is home to two cardinals, a colony of ants, a wasp’s nest, two squirrels, and millions of bacteria. Together, all of these organisms represent a(n)  

A substance that cannot be chemically broken down into a simpler substance: ____________

Anything that takes up space and has mass: ____________