TEK 9A*

When something is similar in function to something else, we refer to it as ___________.

• vestigial

• homologous

• extinct

• dormant

Tags

NGSS.MS-LS4-2

If something continues to exist without retaining its original function, it is considered to be ___________.

• vestigial

• homologous

• useful

• extinct

Tags

NGSS.MS-LS4-2

What can we conclude from the similarities in the baleen whale and hummingbird skeletons?

• The whale could fly at one time.

• The hummingbird could once swim.

• Both animals evolved from a common ancestor.

• There is nothing to conclude because they are so different.

Tags

NGSS.MS-LS4-2

Which statement can be best supported by the pictures of the embryos.

• Chickens are more closely related to tortoises than rabbits are.

• Rabbits, chickens, tortoises, and fish are all equally related to each another.

• Fish do NOT share a common ancestor with other vertebrates.

• Fish and chicken are the least closely related.

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

A ___________ is the trace, or remains, of an organism, usually found in sedimentary rock.

• fossil

• index fossil

• dinosaur

• chicken

Tags

NGSS.MS-LS4-1

The limbs of several organisms are shown in the illustrations below. Scientists sometimes compare the limbs of these organisms to look for evidence of common ancestry. These limbs provide evidence of common ancestry because they -

• have the same basic structure

• perform the same function

• are the same size

• are parts of mammals

Tags

NGSS.MS-LS4-2

The idea that similar DNA or Amino Acid Sequences indicate common evolutionary ancestry

• Molecular Homology (DNA)

• Anatomical Homology

• Developmental Homology

• all of the above

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

According to evolutionary theory, similar DNA would mean a common

• Ancestor

• Environment

• Interest

• Residency

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which evidence of common ancestry is being studied in this visual?

• biogeography
• fossil record
• anatomical homology
• molecular homology

Tags

NGSS.MS-LS4-1

Which evidence of common ancestry is being studied in this visual?

• biogeography
• fossil record
• anatomical homology

Tags

NGSS.MS-LS4-1