Taxonomy and Evolution

Endosymbiotic theory states that chloroplasts and mitochondria were once what?

• Bacteria engulfed by larger cells

• Amino acids

• Large eukaryotes

• Algae

Tags

NGSS.MS-LS4-2

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

The most recent ancestral form or species from which two different species evolved is known as ________________________.

• a common ancestor.
• an embryonic stage.
• development.
• evolution.

Tags

NGSS.MS-LS4-2

What type of evidence is represented in the picture above:

• Fossils

• Vestigial Structures

• DNA

• Homologous Structures

Tags

NGSS.MS-LS4-2

What type of evidence are shown in the picture above?

• Fossils

• Embryology

• Homologous Structures

• Vestigial Structures

Tags

NGSS.MS-LS4-3

The similarities of the bones in the diagram provide evidence that---

• The organisms shown lived in the same natural envionrment
• The organisms shown may have developed from a common ancestor
• The organisms shown have the same genetic diseases
• All vertebrate species have identical forelimbs

Tags

NGSS.MS-LS4-2

According to this data, the unknown bacterial species is most closely related to: 

• Species I
• Species II
• Species III
• Species IV

Tags

NGSS.MS-LS4-4

Formation of new species.

• Speciation
• Trait
• Fossil record
• Ancestor

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Bird wings and butterfly wings are an example of

• Homologous structure
• Analogous structure
• Mimicry
• Camoflague

Analogous structures show common ancestry.

• True
• False