Trait Variations lesson 4 Topic 2

An error in DNA copying that results in a new trait

• Homeostasis
• Mutation
• Natural Selection
• Selective Breeding

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NGSS.HS-LS3-2

NGSS.HS-LS4-2

Mutations are important because they bring about

• death of the organism in which they develop
• genetic variation needed for a population to evolve
• benefits for the individual, not for the population
• Hardey-Weinberg equilibrium within a population

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NGSS.HS-LS3-2

NGSS.HS-LS4-2

Mutations can cause a species to change in appearance over time.

• True

• False

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NGSS.HS-LS3-2

NGSS.HS-LS4-2

Mutations are random.

• True

• False

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NGSS.HS-LS3-2

Which of the following most closely matches the definition of variation?

• the range of differences in features within a group of organisms

• a characteristic or property of an organism

• a genetically determined condition or characteristic

• a non-heritable change in a living organism caused after birth by disease, injury, accident, deliberate modification, variation, repeated use, disuse, misuse, or other environmental influence

Tags

NGSS.MS-LS4-4

Which of the following most closely matches the definition of an acquired trait?

• the range of differences in features within a group of organisms

• a characteristic or property of an organism

• a genetically determined condition or characteristic

• a non-heritable change in a living organism caused after birth by disease, injury, accident, deliberate modification, variation, repeated use, disuse, misuse, or other environmental influence

Determine if the following trait is an acquired or inherited trait:

Scar's on a person's leg

• Acquired Trait

• Inherited Trait

Determine if the following trait is an acquired or inherited trait:

Eye Color

• Acquired Trait

• Inherited Trait

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is an adaptation?

• A feature that helps only a plant grow.

• A feature that helps a living thing survive.

• A feature that helps a living thing walk.

• A feature that that helps only animals survive.

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NGSS.HS-LS4-2

NGSS.HS-LS4-4

What are the building blocks of proteins called?

• DNA
• RNA
• Ribosomes
• Amino Acids

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NGSS.HS-LS1-1

NGSS.HS-LS1-6