During the initial dissection of the frog’s body cavity, which layer of tissue must be carefully cut through to expose the internal organs?

What is the name of structure J?

In polyp form of cnidarians, the mouth is _________________. 

What is the name of the structure at A ? 

The gizzard is an enlarged chamber of the stomach in which _____________. 

If P. aurelia is grown in isolation with a constant food supply, its population growth will likely follow a(n):

When water is too warm and corals expel their ________________; the result is an effect known as _____________, which can kill the coral of warm conditions last too long. 

What is/are the primary function(s) of the dermal branches?  

What is the primary factor that limits the population growth of P. caudatum and P. aurelia in a closed culture?

What is structure C called?