Which Procedural Step in DNA Purification Below Is Required for Eukaryotic

question 34

Multiple Choice

Which procedural step in DNA purification below is required for eukaryotic cells but not prokaryotic cells?

• A)Addition of EDTA
• B)Ethanol precipitation
• C)Phenol:chloroform extraction
• D)Addition of detergent (Triton- X, SDS, etc.)
• E)Centrifugation to pellet the nucleus

---

Definitions:

Graph

A diagram representing a system of connections or interrelations among two or more things by a number of distinctive dots, lines, bars, etc.

Rectangle

A four-sided polygon with four right angles and opposite sides of equal length.

Perfect Competitors

Market participants in a perfectly competitive market where no single buyer or seller has the power to influence prices.

Short Run

A period in economics during which some factors of production or inputs are fixed in quantity and cannot be changed.