Identify the specimens common name and vertebrate class – Specimen D

Acoelomates are characterized by _____.

An animal that displays a larval stage that does not resemble the adult is an example of _____.

When asked by a child carrying a crayfish for more information about it, you tell the child that the crustacean is technically a:

Identify the structure labeled Q.

If similarities between two structures in different organisms reflect independent evolution, these structures are _____.

Match the Animal taxon with its description

Identify the structure labeled O.

The body’s automatic tendency to maintain a constant and optimal internal environment is termed _____.

During development, the embryo of an animal will undergo cleavage to produce a hollow ball of cells called the __________. This structure will then pocket inward to produce a structure called the _________.