All of the Following Are Guidelines for Cleaning the Oil-Immersion

question 4

Multiple Choice

All of the following are guidelines for cleaning the oil-immersion lens EXCEPT which statement?

• A) Use a paper towel to wipe the oil off the lens.
• B) Use the coarse focus knob and move the objective lens away from the slide to create a working space for cleaning.
• C) Use a lens tissue to wipe the oil off the lens.
• D) Place a drop of lens-cleaning solution on the paper and completely remove any remaining oil.

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Definitions:

Frequency Dependent Selection

A form of natural selection where the fitness of a phenotype depends on its frequency relative to other phenotypes in the population.

Sickle Cell Anemia

A genetic blood disorder caused by an abnormality in the hemoglobin protein, leading to misshapen red blood cells that can cause blockages and complications.

Founder Effect

A genetic phenomenon that occurs when a new population is established by a very small number of individuals, leading to a reduction in genetic variation.

Genetic Flow

The transfer of genetic material between populations of the same species or between different species, leading to changes in genetic makeup.