You Have Taken E

question 57

Multiple Choice

You have taken E. coli strain A which has its own plasmids, and mixed it with E. coli B strain without plasmids. E. coli B cells now have plasmids but, in addition, they also carry some genes from E. coli A strain. What has happened is

• A) the E. coli B cells have become mutants of the original culture.
• B) vertical transmission of DNA has occurred.
• C) an example of transformation.
• D) the cells of E. coli A were Hfr cells.

Recognize the importance of competencies, task significance, and autonomy in job design and employee motivation.

Grasp the concept of job families and the impact of environmental factors on job design.

Understand the concept of price elasticity and its effect on sales volume and net operating income.

Grasp the techniques for calculating net operating income under different pricing and sales scenarios.

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Definitions:

Shaping

Gradual training that rewards behavior progressively closer to the desired one.

Positive Punishment

A concept in behavioral psychology where an undesirable stimulus is introduced following a behavior to decrease that behavior's frequency.

Secondary Learning

The process of acquiring knowledge or skills that builds upon or derives from previously learned primary concepts or abilities.

Social Learning Theory

A theory that proposes learning occurs in a social context and that people learn from one another through observation, imitation, and modeling.