Which Lab Procedure Is the Best to Use to Determine

question 154

Multiple Choice

Which lab procedure is the best to use to determine whether a newly discovered single-celled organism is prokaryotic or eukaryotic?

• A) Search for the presence of membrane-bound structures within the cell, using transmission electron microscopy.
• B) Determine the molecular makeup of the organism's cell membrane, using chemical analysis.
• C) Stain cells with a ribosome-specific stain, and then use light microscopy to assess whether ribosomes are present or absent in the cells.
• D) Use biochemical methods to determine whether the organism has a cell wall and is also capable of carrying out photosynthesis.
• E) Use analytical techniques to determine the number of genes encoded in the organism's DNA.

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Definitions:

Sole Proprietorship

A business owned and operated by a single individual, with no legal distinction between the owner and the business.

Business for Profit

Organizations that operate with the primary goal of earning financial returns for their owners or shareholders.

Limited Liability Corporation

A business structure that offers its owners protection from personal liability for the debts of the company, while allowing them to enjoy the tax and operational benefits of a partnership.

Sole Proprietorship

A simple business structure where a single individual owns, manages, and is responsible for all aspects of the business, including liabilities.