While Exploring a Sulfur Spring, a Scientist Finds a New

question 123

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) eukaryote.
• B) prokaryote.
• C) living intermediate.
• D) aerobe.

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Definitions:

Conservation

In the context of developmental psychology, it refers to a child's ability to recognize that quantity remains the same despite changes in its shape or form.

Cross-Cultural Psychologist

A psychologist who studies the cultural factors that influence human behavior, beliefs, and emotions.

Piaget's Preoperational Level

A stage in Jean Piaget's theory of cognitive development, in which children from about 2 to 7 years of age demonstrate symbolic thinking but are not yet able to perform operations of logic.

Memory Strategies

Techniques or methods used to enhance memory recall or retention, such as mnemonics or chunking.