Founder Effect Causes

question 55

Multiple Choice

Founder effect causes

• A) genetic drift.
• B) stabilizing selection.
• C) a loss of genetic diversity.
• D) an increase in genetic variation.
• E) an increase in allele frequencies.

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Definitions:

Cyanobacteria

Photosynthetic bacteria that are often found in aquatic environments, capable of producing oxygen through the process of photosynthesis.

Aerobic Respiration

The process of producing cellular energy involving oxygen. It's the way most cells generate ATP, with carbon dioxide and water as byproducts.

Ozone Layer

A protective layer in Earth's stratosphere that absorbs most of the Sun's ultraviolet radiation, shielding the planet from harmful UV light.

Cyanobacteria

A phylum of bacteria that obtain their energy through photosynthesis and are noted for their role in the oxygenation of the Earth's atmosphere.