When Is a Single Base Substitution Mutation Least Likely to Be

question 22

Multiple Choice

When is a single base substitution mutation least likely to be deleterious?

• A)when the single base change results in a stop codon
• B)when the single base change results in a codon that specifies the same amino acid as the original codon
• C)when the base change results in an amino acid substitution that alters the tertiary structure of the protein
• D)when the base change results in an amino acid substitution at the active site of an enzyme

---

Definitions:

Network Externalities

The effect that one user of a product or service has on the value of that product to other people, often positive, where the value increases as more people use it.

Profit-maximizing

The process or strategy of adjusting production and sale levels to achieve the highest possible profit.

Communications Network

A system of interconnected digital or analog devices and channels used for the purpose of exchanging information.

Willingness to Pay

The maximum amount an individual is ready to sacrifice to acquire a good or service or to avoid something undesirable.