How Did Zhang and Cech Purify the RNA Molecules That

question 49

Multiple Choice

How did Zhang and Cech purify the RNA molecules that were able to catalyze the linkage between two amino acids?

• A) passing the reaction mixture through a column that binds biotin
• B) passing the reaction mixture through a column that binds all proteins
• C) passing the reaction mixture through a column that binds RNA
• D) centrifuging the reaction mixture to concentrate the proteins
• E) centrifuging the reaction mixture to concentrate the RNA molecules

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Definitions:

EOQ Lot-Sizing

An inventory management technique that determines the optimal order size to minimize the sum of ordering, holding, and stockout costs.

Setup Cost

The expenses incurred to prepare equipment or a production process for manufacturing a new batch of products, including costs for labor, tools, and materials.

Inventory Holding Cost

Expenses associated with storing unsold goods, including warehousing, insurance, spoilage, and opportunity costs, essentially another term for carrying cost.

Bill of Materials

An all-inclusive inventory detailing the materials, parts, and instructions necessary for the creation, production, or fixing of a product or service.