Mrs. Freeman experienced a death in her family three years ago. She does not want to get out of bed, get dressed, put on her make-up, or brush her teeth. She is no longer interested in going to work, shopping, or spending time with her family.  What disorder would Mrs. Freeman probably have?

Last week, your roommate washed your dirty mug along with his dishes. Yesterday, he left you exactly one dirty glass of his to wash along with a passive-aggressive note explaining why this was fair. This is an example of

When bacterial cell walls are thin and stain red/pink with Gram stain, they are

Sessile means that animals move.

The #1 neurotransmitter responsible for depression is: 

When selection operates to eliminate intermediate phenotypes, it is referred to as

Which of the following organisms is a gram positive cocci in pairs/chains and demonstrates gamma-hemolysis?

The most objective way to construct a phylogeny is to focus on characters

The Hardy-Weinberg equilibrium is based on a number of assumptions. Which of the following is not one of those?

What is the most common causative organism of epiglottitis?