An A260/A280 Ratio of Less Than 1

question 10

Multiple Choice

An A260/A280 ratio of less than 1.8 indicatesـــــــــــــــــــــــــ .

• A)pure DNA
• B)pure RNA
• C)protein contamination of DNA
• D)RNA contamination of DNA

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Definitions:

Olfactory Adaptation

The temporary, normal decline in the sensitivity of the olfactory system after exposure to an odor.

Odorant Receptors

Specific proteins located on the olfactory neurons in the nose, responsible for detecting airborne molecules and initiating the perception of smell.

Perilymph

The fluid that fills the space between the membranous labyrinth and the bone that encloses the inner ear, aiding in hearing and balance.

Membranous Labyrinth

Membranous structure within the inner ear consisting of the cochlea, vestibule, and semicircular canals.