Question

Drag the terms on the left to the appropriate blanks on the right to complete the sentences. Not all terms will be used. Reset Help heterotrophs , a fluid-filled gap between 1. One key adaptation of animals was the evolution of a(n) the outer wall of the body and the outer wall of the digestive system. body cavity prokaryotes bilateral symmetry 2. Cnidarians display , meaning that their bodies can be divided any way through the center point to yield two even halves. Other animals display , meaning that their bodies can only be sliced lengthwise through the midline to produce two even halves. radial symmetry eukaryotes 3. All animals eat other organisms in order to gain building materials for the body. This makes them , since they obtain necessary energy and chemical building blocks from the tissues environment. 4. All animals except sponges have roups of cells that work together to perform a specific function. 5. All animals are , organisms with cells that are relatively large, complex, and contain membrane-enclosed organelles such as the nucleus.