Refer to the Table Showing Several Prokaryote (Bacterial) Species (Labeled

question 135

Multiple Choice

Refer to the table showing several prokaryote (bacterial) species (labeled A-E) that have been sequenced, along with the findings of the genes they contain.(Note: "x" marks the species possessing a functional copy of the gene.) Gene 1 is essential for the synthesis of several amino acids.Gene 2 encodes a protein involved in strengthening the cell wall.Gene 3 produces an enzyme that breaks down methane.The functions of the other five genes are currently unknown. Which species would most likely have difficulty growing on a growth medium composed simply of a sugar as a carbon source?

• A) Species A
• B) Species B
• C) Species C
• D) Species D
• E) Species E

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Definitions:

Law and Order

A principle of governance centered on legal constraint, enforcement of law, and the maintenance of public order.

Hart-Celler Act

The Immigration and Nationality Act of 1965, which abolished national-origins quotas and significantly changed American immigration policy.

Immigration Quota

Limits set by governments on the number of immigrants allowed to enter a country each year, often based on nationality, occupation, or other criteria.

National-Origins

A term referring to the original homeland or country of a person's ancestors before their migration to another country.