If a Bacterium Carrying a Plasmid That Confers Resistance to Ampicillin

question 3

Multiple Choice

If a bacterium carrying a plasmid that confers resistance to ampicillin is placed into medium without ampicillin, it may

• A) gain resistance to other antibiotics.
• B) transfer resistance to other cultures in the laboratory.
• C) undergo a reversion mutation.
• D) lose the plasmid because there is no selection for ampicillin resistance.

Recognize the importance of marginal cost in optimizing economic activity levels.

Determine the role and impact of fixed costs on total production costs.

Understand the concepts and calculations related to average cost, average variable cost, and their relevance to economic decisions.

Understand the concept of diminishing returns and how production rates change over time.

---

Definitions:

Total Variable Cost

The sum of all costs that vary with the level of output produced, such as materials and labor.

Break-Even Analysis

Technique used to examine the relationships among cost, price, revenue, and profit over different levels of production and sales to determine the break-even point.

Variable Costs

Expenses that change in proportion to the activity or volume of a business.

Substitute Products

Goods or services that can be used in place of another, offering consumers alternatives based on preference, price, or availability.