Annelids Are Most Closely Related to ______

question 37

Multiple Choice

Annelids are most closely related to ______.

• A) chordates
• B) arthropods
• C) molluscs
• D) echinoderms

---

Definitions:

Reaction

A process in which substances, the reactants, undergo a transformation to produce new substances, the products.

Cyclohexanone

A cyclic ketone with the formula C6H10O, characterized by a six-member ring structure with a ketone group, used as a solvent and in the production of chemicals.

Coefficient of Correlation

A statistical measure that calculates the strength of the relationship between the relative movements of two variables.

Covariance

A measure that indicates the extent to which two variables change together, showing if increases in one variable correspond to increases in another.