Griffith's Experiments, Which Showed the Transformation of R Strain Pneumococcus

question 203

Multiple Choice

Griffith's experiments, which showed the transformation of R strain pneumococcus bacteria to S strain pneumococcus bacteria in the presence of heat-killed S strain bacteria, provided evidence that

• A) a factor from S strain was modifying the R strain bacteria.
• B) DNA was definitely the transforming factor.
• C) heat-killed S strain bacteria could be reactivated.
• D) S strain bacteria are resistant to heat-killing.
• E) R strain bacteria are resistant to heat-killing.

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Definitions:

Equilibrium Price

The price at which the quantity of a good or service supplied is equal to the quantity demanded, leading to market stability where there is no excess supply or demand.

Equilibrium Quantity

The amount of goods or services available and sought after at the balance price.

Scalping

The practice of buying tickets, securities, or commodities for immediate resale at higher prices, often to exploit short-term fluctuations.

Equilibrium Level

The point at which market supply equals market demand, leading to a stable situation where there is neither excess demand nor excess supply.