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:

H Statistic

A test statistic used in non-parametric tests that compares the ranks of observations across multiple groups to assess the equality of their distributions.

Wilcoxon Signed Rank Test

A non-parametric statistical hypothesis test used for comparing two related samples to assess whether their population mean ranks differ.

Null Hypothesis

A default hypothesis that there is no significant effect or difference, serving as the starting point for statistical testing.

Triglyceride Levels

Triglyceride levels measure the amount of triglycerides in the blood, important for assessing heart health and risk for cardiovascular diseases.