A Microbiologist Makes a Fixed Smear of Bacterial Cells and Stains

question 62

Multiple Choice

A microbiologist makes a fixed smear of bacterial cells and stains them with Loeffler's methylene blue.All the cells appear blue under the oil lens.This is an example of

• A)negative staining.
• B)using an acidic dye.
• C)simple staining.
• D)using the acid-fast stain.
• E)capsule staining.

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Definitions:

Heritability

A measure of how much of the variation in a trait within a population is due to genetic differences among individuals in that population.

Genetic Factors

Elements within an organism's genetic makeup that influence its physical and behavioral traits.

Intelligence

The ability to learn, understand, and apply knowledge, solve problems, and adapt to new situations.

Changeable Intelligence

The concept that an individual's intellectual capacities can grow and change with time and experience.