Nat Selection Review

When natural selection "selects" one extreme trait.

• Directional Selection

• Stabilizing Selection

• Disruptive Selection

When natural selection "selects" those with average traits.

• Disruptive selection

• Directional Selection

• Stabilizing Selection

When those with average traits are selected AGAINST.

• Directional Selection

• Disruptive Selection

• Stabilizing Selection

Two organisms that cannot mate are

• Same species

• Different species

• Subspecies

Species that may look different, but can still mate.

• Different species

• Subspecies

• Alternating Species

Mutations are

• Good

• Bad

• Can be both

When two different species have similar anatomy, but different functions (whale fine and human arm)

• Homologous Traits

• Analogous Traits

• Anomoly Traits

• Skibidi Traits

Characteristics (traits) that serve same purpose, but arent related by ancestry. (Shark fin and dolphin fin)

• Homologous Trait

• Analogous Trait

• Anomoly Trait

• Skibidi Trait

Structures that dont have a function anymore, are left from ancient ancestor.

• Homologous Structures

• Analogous Structure

• Vestigial Structures

In natural selection what usually determines what traits get select For or Against?

• Environment around the creature

• The organism choosing its mate

• Humans