Mutations, Evolutionary Relationships and Natural Selection

True or False: Structures that are inherited from a common ancestor are homologous.

• True

• False

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Humans, birds, whales, and lizards all have similar arm bones. What is the reason for this?

• The function of these bones is the same in all animals

• They live in similar environments

• They have a common ancestor

• All organisms resemble humans

Tags

NGSS.MS-LS4-2

Mutations could be... (Check all that apply)

• Helpful

• Harmful

• Neutral

Tags

NGSS.MS-LS3-1

This is an example of a ______________ mutation in a human.

(Check all that apply)

• Structural

• Functional

Tags

NGSS.MS-LS3-1

Which image is a FUNCTIONAL abnormality?

• 
• 
• 

True or False: Structures that are inherited from a common ancestor are analogous.

• True

• False

Tags

NGSS.MS-LS4-2

Which image is a STRUCTURAL abnormality?

• 
• 
• 

Which Finch is best suited for large nuts and seeds?

• Finch 1

• Finch 2

• Finch 3

• Finch 4

Tags

NGSS.MS-LS4-4

Which feature of the finches helped support Darwin's theory of Natural Selection?

• Finches had different beak shapes to suit their food source

• Finches had unusual reproductive behavior

• Finches changed features during their lifetime

• Finches were able to survive from predator attacks

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

What mutation has occurred here?

T-G-A-C-C-A

A-C-T-A-G-T

• Insertion

• Deletion

• Substitution

• None

Tags

NGSS.MS-LS3-1