What unique, important role do fungi play in ecosystems? Explain your answer. 

List one trait that Cnidarians and Bilaterians share that is absent in Porifera (sponges). 

Define learning. What is the adaptive advantage of learning a particular behavior vs. the behavior being innate? 

How do fungi find partners to mate with during sexual reproduction? 

Let’s say you are observing the feeding behavior of an adult duck at Big Spring Park in Athens, AL. Pose two questions about the behavior, each from a different category of Tinbergen’s Four Questions.  Make sure you state two categories you chose.

Which of the following are demonstrated on the PA oblique projection of the lumbar spine?

True or False: All protostomes are triploblastic _____ 

Which of the following projections should be performed at a 40 inch SID? Swimmer’s technique AP thoracic spine Lateral thoracic spine

Where does the central ray enter the body for the AP axial projection of the lumbosacral junction and SI joints?

Which of the following will prevent the AEC detector from prematurely terminating the exposure in performing a projection of the lateral lumbosacral spine and help with any scatter radiation?