The body cavity of acoelomates is:Group of answer choicesLined by ectoderm and endoderm only (acoelomates do not have mesoderm)Lined by mesoderm on only one sideAcoelomates do not have a body cavityCompletely lined by mesoderm on all sides Flag question: Question 3Question 3Tips1 p

The coelom is a fluid-filled cavity that forms completely within the ______ during embryonic development of some bilaterally symmetrical animals.Multiple choice question.ectodermmesodermendoderm

Which of the following body cavities is not found in the ventral body cavity?a. Thoracicb. Cranial c. Abdominal d. Pelvic

A(n) ______ is a fluid-filled cavity that forms completely within the mesoderm during embryonic development in some animals with true tissues.Multiple choice question.gastrovascular cavitycoelomarchenteronblastula

Unlike the digestive cavity, the body cavity isMultiple choice question.open to the exterior of the body via its connection to the respiratory system.isolated from the exterior of the body.open to the exterior of the body at one end.

Animals called ______ have radial symmetry, a gastrovascular cavity, and a body composed of a layer of ectoderm and a layer of endoderm.Multiple choice question.spongescnidariansechinodermsmollusks