If Meselson and Stahl Had Observed One Intermediate, Slightly Smeared

question 42

Multiple Choice

If Meselson and Stahl had observed one intermediate, slightly smeared band after growing bacteria in the presence of ¹⁵N for one generation, and then after two generations in ¹⁴N again had found one slightly smeared band, they would most likely have concluded that DNA replicates

• A) semiconservatively.
• B) conservatively.
• C) semidiscontinuously.
• D) dispersively.
• E) semicontinuously.

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Definitions:

Minimum Efficient Scale

The smallest level of production a company can achieve while still taking full advantage of economies of scale in terms of costs per unit.

Long-Run Average Cost Curve

A graphical representation showing the lowest average cost of producing any output level when all inputs can be varied.

Plant Size

Plant Size pertains to the capacity or physical dimensions of a manufacturing or production facility.

Diseconomies of Scale

A situation where, as a firm increases production, the costs per unit increase instead of decreasing due to inefficiencies.