Mechanisms of Evolution

All the different genes and traits in a population.

• Genetic Flow
• Natural Selection
• Evolution
• Gene Pool

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NGSS.HS-LS4-2

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When individuals move in or out of a population.

• Gene Flow
• Genetic Drift
• Mutation
• Natural Selection

A change in the genetic information of an organism.

• Genetic Drift
• Gene Flow
• Mutation
• Natural Selection

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

When organisms selects their mates based on traits- ex. bright coloring, feather size, and sounds

• Natural Selection
• Inbreeding
• Gene Flow
• Non-random Mating

Tags

NGSS.HS-LS4-4

Most favorable/advantageous traits in a population are selected for and passed on.

• Sexual Selection
• Natural Selection
• Non-random Mating
• Gene Flow

Tags

NGSS.HS-LS4-3

NGSS.HS-LS4-4

A random event causes near extinction of a species; 95% of the species’ population dies

• Natural Selection 
• Gene Flow
• Genetic Variation
• Genetic Drift

Tags

NGSS.HS-LS4-5

What mechanism of evolution is this?

• Gene Drift
• Natural Selection
• Sexual Selection
• Gene Flow

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

What mechanism of evolution is this?

• Natural Selection
• Genetic Drift
• Mutation
• Sexual Selection

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS4-2

NGSS.HS-LS4-4

What mechanism of evolution is this?

• Natural Selection
• Genetic Flow
• Mutation
• Sexual Selection

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

What mechanism of evolution is this?

• Natural Selection
• Genetic Flow
• Mutation
• Sexual Selection

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4