A Researcher Is Trying to Construct a Molecular-Based Phylogeny of the Entire

question 24

Multiple Choice

A researcher is trying to construct a molecular-based phylogeny of the entire animal kingdom. Assuming that none of the following genes is absolutely conserved, which of the following would be the best choice on which to base the phylogeny?

• A) genes involved in chitin synthesis
• B) collagen genes
• C) β-catenin genes
• D) genes involved in eye-lens synthesis
• E) genes that cause radial body symmetry

---

Definitions:

Child Labor

The employment of children in any work that deprives them of their childhood, interferes with their ability to attend regular school, and is mentally, physically, socially, or morally harmful.

Economic Exploitation

The act of using individuals or resources unfairly for financial gain, often resulting in inequity and injustice.

Nostalgic Memories

Recollections of past times or experiences that evoke feelings of longing, affection, or sentimentality.

1950s Myths

Beliefs or perceptions about the 1950s that may not accurately reflect the realities of the era, often idealizing its societal norms and values.