Classification

What is the purpose of cladograms?

• Help you visualize how species are related.

• Provide windbreaks in your yard.

• Provide DNA details.

What is the human most closely related to?

• Fish

• mouse

• Salamander

• Human

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

• Point A

• Point B

• Point C

• Point D

All the animals that evolved after the hagfish would have the common characteristic of -

• Fur

• Claws or nails

• Lungs

• Jaws

According to this cladogram, primates are most closely related to -

• Amphibians
• Rodents and rabbits
• Crocodiles
• Birds

How has technology helped us in understanding evolutionary relationships?

• We can travel back in time to observe different organisms in their habitats.

• We clone different organisms using DNA from fossils so we can bring them back and observe.

• We can now compare the DNA of different organisms to help determine the relationships between them.

• We can follow different organisms on Twitter to look for similar traits and characteristics.

Based on the cladogram, what trait was developed most recently?

• Opposable thumbs

• lungs

• claws / nails

• fur / mammory glands

A red wolf's scientific name is Canis rufus. Which genus does it belong to?

• Canis

• rufus

• wolf

• animal

which two taxonomic groups are used to give an organism their scientific name?

• kingdom/phylum

• phylum/class

• genus/species

• kingdom/species

Panthera leo, the scientific name for a lion, is a member of which species?

• leo
• Animalia
• Panthera
• mammalia