18-2 Modern Evolutionary Classification

Phylogenetics is all about discovering... 

• which organisms are more closely related to each other
• which organisms have more adaptations
• adaptationswhere organisms live in the world
• which organisms are most fit for their environment

Tags

NGSS.MS-LS4-2

Evolutionary branch of a cladogram that includes a single ancestor and all its descendants

• Domain

• Species

• Clade

• Kingdom

Tags

NGSS.MS-LS4-3

A trait that appears in recent parts of a lineage, but not in its older members

• Binomial Nomenclature

• Cladistics

• Derived Character

• Scientific Name

Tags

NGSS.MS-LS4-2

Who is the closest relative to the brown bear?

• Giant panda

• Dog

• Lesser panda

• Sun bear

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

Where is the alligator and T. rex's common ancestor?

• Point A
• Point B
• Point C
• Point D

Tags

NGSS.HS-LS4-1

NGSS.HS-LS4-2

Where is the sponge and mouse's most common ancestor?

• Point E
• Point B
• Point C
• Point D

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

All the animals to the right of the hagfish would have the common characteristic of -

• Fur
• Claws or nails
• Lungs
• Jaws

Tags

NGSS.MS-LS4-2

If species A and B have very similar genes and proteins, what is probably TRUE?

• species A and B share a relatively recent common ancestor
• species A evolved independently of species B for a long period
• species A is younger than species B
• species A is older than species B

Tags

NGSS.MS-LS4-2

The most precise information to use when making phylogenetic trees is...

• morphology
• molecular
• fossil
• synapomorphies

Tags

NGSS.MS-LS3-1

Over the course of millions of years, mutations may build up in any given stretch of DNA at a reliable rate, allowing us to estimate how long ago different species shared a common ancestor. This is called

• molecular movement

• molecular clock

• derived character

• derived clock

Tags

NGSS.MS-LS3-1