Why Did Scientists Initially Think DNA Would Be a Poor

question 75

Multiple Choice

Why did scientists initially think DNA would be a poor candidate for the hereditary information within a cell?

• A)Griffith's experiments suggested that protein was the hereditary material.
• B)Studies showed that viruses lacking DNA passed genetic traits to the next generation.
• C)DNA was shown to be made of only four different kinds of nucleotides.
• D)The work of Franklin and Wilkins showed that DNA could not be the hereditary material.

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Definitions:

Three Cs

A principle in organizational behavior and management referring to clear communication, coordinated effort, and collaborative teamwork as keys to success; in different contexts, the meaning can vary.

Covert Behavioral Analysis

An observational method in psychology where behaviors are analyzed without the subject’s awareness.

Contingency Management

A behavioral therapy that rewards or punishes patient behavior as a way to encourage the adoption of desired behaviors or the cessation of undesired ones.

Learning Theory

A framework that describes how people acquire new behaviors, skills, values, or knowledge through various processes such as observation, reinforcement, or trial and error.