An example of a grad-school level question?
Which of the following best describes the number of chromosomes in a normal human liver cell?

An example of a grad-school level question?
Manganese has an atomic number of 25 and an atomic mass of 55 amu. How many particles are found in its nucleus?

An example of a grad-school level question?
A student states that plants grow taller when grown in natural light than they do in artificial light. Which method is the best way to determine if the statement is fact or opinion?

An example of a grad-school level question?
Which of the following best represents one particular stage in a life cycle?