Which of the Following Statements About Taxonomy Is NOT True

question 35

Multiple Choice

Which of the following statements about taxonomy is NOT true?

• A) In cladistics, a common ancestor and all its descendents that share one or more derived traits are placed in a single clade.
• B) Analogous structures are derived from a common ancestral structure to perform the same function.
• C) Biochemical data and the fossil record can be used independently to indicate the length of time since two species diverged from a common ancestor.
• D) Homologous structures are derived from a single structure in the ancestor, although they may be adapted to different uses in the descendent species (e.g., a dog's foreleg and a human's arm).

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Definitions:

Heritability of Alcoholism

The heritability of alcoholism refers to the extent to which genetic factors contribute to the risk of developing alcoholism, indicating a significant genetic predisposition in some families.

Alcoholism

Chronic disease involving dependence on use of alcohol, causing interference with normal functioning and fulfillment of obligations.

Willpower

The ability to resist short-term temptations in order to meet long-term goals, often associated with self-control and discipline.

Motor Skills

The learned abilities to perform movements and tasks involving coordination between the brain and body muscles.