In a Phylogenetic Tree of Primates, a Gene Involved in the Production

question 83

Multiple Choice

In a phylogenetic tree of primates, a gene involved in the production of brain peptides shows 25 silent substitutions but only 4 missense substitutions.From these results, we can infer that

• A) the gene is a pseudogene.
• B) strong purifying selection has been operating on the gene.
• C) strong positive selection has been operating on the gene.
• D) the evolution of the gene is affected only by mutation and genetic drift.
• E) the gene is following a molecular clock.

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Definitions:

Organizational Resistance

Opposition or pushback from within an organization against changes or new policies.

Organization Design

Organization design involves structuring the roles, responsibilities, and processes within a company to effectively achieve its goals and adapt to changes.

Organizational Culture

The set of shared beliefs, values, customs, and practices that determines how a company's employees interact.

Resource Limitations

The constraints on the availability of resources including time, money, and materials, that can affect the achievement of goals.