While Exploring a Sulfur Spring, a Scientist Finds a New

question 118

Multiple Choice

While exploring a sulfur spring, a scientist finds a new organism. It is single-celled, lacks a cell wall, has a few internal membranes, and appears to have set up a symbiotic relationship with a species of free-living purple sulfur bacteria that are common in the spring. There are no other organisms within it. This new organism would be considered a(n) :

• A)prokaryote.
• B)living intermediate.
• C)aerobe.
• D)eukaroyote.

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Definitions:

Infant

A very young child or baby, typically from birth to one year of age, who is in the earliest stages of development.

Mongolian Spot

A benign, blue-gray birthmark, often appearing on the skin of the lower back and buttocks of infants, more common in those of Asian or African descent.

African American

An ethnic group of Americans with total or partial ancestry from any of the black racial groups of Africa.

Benign

A term used to describe conditions, tumors, or growths that are not cancerous and are unlikely to be harmful.