True or False: A eukaryotic cell is enclosed by a plasma membrane while a prokaryotic cell is not.  Both eukaryotic and prokaryotic cells contain their genetic information in DNA.

True or False: A hypothesis is an explanation, based on observations and assumptions, that leads to a testable prediction.  A hypothesis on supernatural events can also be explained through experimental tests.

During complementary base pairing of two strands of DNA, thymine forms ___(1)___ hydrogen bonds with ___(2)___.

Which of the following is FALSE about the drug thalidomide?

Which of the following is an electronegative atom?

True or False: Electrons in a higher electron shell will have more energy than electrons in a lower electron shell.  Inert elements have a full valence shell.

What is the pH of a solution if the hydrogen ion concentration is 1×10-7?

True or False: Water is produced by linking two subunits together in a chemical reaction.  This reaction is known as a hydrolysis reaction.

What is the pH of a solution if the hydrogen ion concentration is 1×10-5?

An organism can function as a result from the specific arrangement and interactions of the organs, tissues, cells, and extracellular components within it.  This is an example of: