Requirements for Natural Selection

The traits of a ​ (a)   CANNOT change,

but the traits of a ​ (b)   can change.

• individual
• population

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

Traits in a population will change when ___.

• Only some organisms survive and pass on their traits.

• The individuals decide to look different.

• Every organism survives and passes on its traits.

Tags

NGSS.MS-LS4-4

Organisms have different traits.

• Adaptation

• Selection

• Variation

• Inheritance

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Traits are passed down from parents to offspring.

• Adaptation

• Selection

• Variation

• Inheritance

Tags

NGSS.MS-LS3-2

More organisms with that trait survive and reproduce.

• Adaptation

• Selection

• Variation

• Inheritance

Tags

NGSS.MS-LS4-4

A population changes to share the helpful trait.

• Adaptation

• Selection

• Variation

• Inheritance

Tags

NGSS.MS-LS4-4

Match the requirement to its definition.

• Adaptation

• More organisms with the helpful trait survive, and organisms with the harmful trait die.

• Selection

• Traits are passed down from parents to offspring.

• Variation

• Organisms have different traits.

• Inheritance

• The population changes to share the helpful trait.

Tags

NGSS.MS-LS4-4

Katydids can be green or pink.

• Selection

• Variation

• Adaptation

• Inheritance

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Green katydids have green offspring.

Pink katydids have pink offspring.

• Selection

• Variation

• Adaptation

• Inheritance

Tags

NGSS.MS-LS3-2

Green katydids camouflage.

Pink ones get eaten before they reproduce.

• Selection

• Variation

• Adaptation

• Inheritance

Tags

NGSS.MS-LS1-4

NGSS.MS-LS4-4