Are They Among Us 2.4 - Spot the Similarity Reading Questions

Similar structures that related species have inherited from common ancestors are called:

• Vestigial structures
• Homologous structures
• Analogous structures

Tags

NGSS.MS-LS4-2

Based on the image, do these organisms share a common ancestor?

• Yes

• No

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

Scientists have concluded that the flippers of a whale are homologous to the front limbs of other mammals. Which step in a science investigation of whales would provide the strongest evidence for this conclusion?

• Measuring the length and thickness of a flipper
• Identifying the bones inside a flipper
• Analyzing how flippers help a whale swim
• Identifying the shortest and longest examples of flippers in whales

Tags

NGSS.MS-LS4-2

These five species have similar bone structures.

What can be inferred about these animals?

• They share a common ancestor.

• They share a common habitat.

• They share the same niche.

• They share the same type of locomotion.

Tags

NGSS.MS-LS4-2

organism in the past from which today's organisms developed

• ancestor

• analogous structure

• cladogram

• species

Tags

NGSS.MS-LS4-2

Scientists compare the limbs of organisms to look for evidence of common ancestry. These limbs provide evidence of common ancestry because they -

• perform the same function

• have the same basic structure

• are the same size

• 
  are parts of the same animal

Tags

NGSS.MS-LS4-2

TRUE OR FALSE: similar anatomical pattern is an indicator of genetic similarities too

• TRUE

• FALSE

Tags

NGSS.MS-LS4-2

which of the following would be considered an analogous structure (structures with the same function, but different structure)

• butterfly wing & bat wing

• chimp arm & whale arm

• cat tail and lemur tail

• snake with hip bones

which of the following would be considered a vestigial structure (structure that have lost all or most of its function due to evolution)

• butterfly wing & bat wing

• chimp arm & whale arm

• a human eye

• snake with hip bones

Tags

NGSS.MS-LS4-2

a unit of DNA that is located on a chromosome and determines straits such as an organisms organs and anatomical structures.

• anatomy

• gene

• tetrapod

• cell

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2