You have 200 mls of drug.  You need a final volume of 1200 mls.  What is the ratio for the dilution you are creating?

Which of the following genetically engineered rodents lack mature T cells, B cells, NK cells, and are deficient in multiple cytokine signaling pathways?

Which of the following is the most common hamster used in research?

Healthy animals placed in each cage (microenvironment) along with other animals being used in the study for the purpose of detecting disease are called:

What can happen when new animals of the same strain are not introduced into closed colonies over time?

Which anatomical structure is absent in the rat?

Which anatomical features make the hamster an ideal model for studies involving tumor and tissue implants?

Which of the following describes how the genes code information for the body’s structure?

Of the material we covered for this exam, what is your favorite topic (or your least non-favorite if it was all work)?

A female mouse is introduced in the afternoon to a male mouse’s cage. You check the cage in the morning to see if copulation has occurred.  What are you looking for?