Alex, a veterinary technician, has an extremely crowded waiting room. He begins to take a history of a dog whose owner reports is lethargic and has lost its appetite. The owner goes into a lot of detail about the history of her dog’s complaint, but Alex hears a lot of noise escalating from the waiting room. Eager to get moving, Alex jots down the basics of the patient’s history only and moves on to the next patient. How would you have handled this situation?

Which of the following terms are associated with cell-mediated immunity? Mark all that apply.

Name the immune system organ labeled “B” in the diagram below.  

Which of the following terms are associated with antibody-mediated immunity? Mark all that apply.

A person has naturally acquired active immunity. In 1-2 sentences, describe what has happened to them that they now have naturally acquired active immunity. Please use your own words.

Rangeland is a land use, not a type of land.

Sand hills that lack the development of horizons are an example of an Entisol.  sandhills pic.png

Screenshot 2025-09-29 150838.png What biome type is best described by the above climograph (note: location is in the northern hemisphere)?

All forests are rangelands.

Describe what a perennial plant is (1 sentence).