7A Evidence of Common Ancestry Vocabulary

Match the following

• molecular homology

• a structure that serves little or no useful purpose in an organism

• homologous structure

• a body part that is similar in structure to the body part of another organism but performs different functions

• common ancestor

• patterns of similarities found in DNA and amino acid sequences of different species
  

• analogous structure

• a body part that is similar in function to body part of another organism but is structurally different

• vestigial structure

• an ancient organism from which many other life forms are descended

Tags

NGSS.MS-LS4-2

Match the following

• fossil record

• remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock

• development homology

• similarities between the structure of two organisms

• anatomical homology

• patterns and similarities have been identified throughout embryonic developmental stages of vertebrates and even in some plants

• homologies

• similarities in anatomy, molecular components, and development

• biogeography

• location of these fossils or artifacts helps to gather important information about the preexisting life

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

NGSS.MS-LS4-3

Match the following

• cladogram

• gradual change in species over time (many generations)

• phylogeny

• a branching diagram showing the cladistic relationship between a numer of species.

• dendrogram

• the evolutionary history of a species or group

• descended

• a way to visually describe the relationships between animals and other things

• evolution

• the fact or process of originating from an ancestral stock.

Tags

NGSS.MS-LS4-2

Which type of evidence of evolution is shown in the diagram below?

• molecular evidence

• Comparative anatomy

• comparative embryology

• fossil evidence

Tags

NGSS.MS-LS4-2

Which is an example of analogous structures?

• bat wing and cat leg

• human arm and whale fin

• butterfly wing and bat wing

• whale fin and cat arm

Tags

NGSS.MS-LS4-2

Homologous structures

• 
• 

Tags

NGSS.MS-LS4-2

Change in species over time

(a)  

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

NGSS.MS-LS4-4

Similar DNA sequences

• Embryological Homologies

• Homologous Structures

• Analogous Structures

• Molecular Structures

Tags

NGSS.MS-LS3-1

• Molecular

• Embryonic Homologies

• Homologous Structures

Tags

NGSS.MS-LS4-3

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

• biogeography
• fossil record
• anatomical homology
• molecular homology

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1