The Lighter, Nonpitted Surface Areas of the Disc Are Called

question 19

Multiple Choice

The lighter, nonpitted surface areas of the disc are called ____.

• A) pits
• B) lands
• C) holes
• D) roads

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Definitions:

Archaeabacterium

A group of microorganisms that are similar to bacteria but genetically distinct, often found in extreme environments.

Cyanobacterium

Photosynthetic, aquatic microorganisms that are gram-negative and often contribute to the formation of oxygen in Earth's atmosphere.

Green Alga

Single-celled, colonial, or multicelled photosynthetic protist that has chloroplasts containing chlorophylls a and b.

Prokaryotic

Cells that lack a true, membrane-bound nucleus and most other organelles, characteristic of organisms such as bacteria.