Which of These Statements, If Accurate, Would Support the Claim

question 13

Multiple Choice

Which of these statements, if accurate, would support the claim that the ancestral cnidarians had bilateral symmetry?

• A) Cnidarian larvae possess anterior-posterior, left-right, and dorsal-ventral aspects.
• B) Cnidarians have fewer Hox genes than bilaterians.
• C) All cnidarians are acoelomate.
• D) The presence of collar cells.

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Definitions:

Aspirate

To draw in or out using a suctioning action, often referring to the inhalation of food or liquid into the lungs, or the removal of substances from the body.

Gastric Contents

The material present in the stomach, including ingested food, stomach acid, enzymes, and sometimes ingested foreign objects.

pH Reading

The measure of acidity or alkalinity of a solution, ranging from 0 to 14, where 7 is neutral, below 7 is acidic, and above 7 is alkaline.

Nutritional Assessment

A comprehensive evaluation of an individual's dietary intake and nutrition status to identify nutritional needs and develop a plan.