Family Tree

Which pair of organisms most likely shares a recent common ancestor?

• Humans and chimpanzees

• Frogs and fish

• Birds and crocodiles

• Elephants and mice

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

How many brothers does Alan have?

• 1

• 2

• 3

• 0

How many children does Rose have?

• 1

• 2

• 3

• 0

How many children does Libby have?

• 1

• 2

• 3

• 4

Who are Alan's cousins?

Who are more closely related? Alan and Dan or Alan and David?

• Alan and Dan

• Alan and David

• Neither - they are the same

• Both - they are the same

Answer explanation

Alan and Dan are brothers!

Alan and David are cousins!

Tags

NGSS.MS-LS4-4

Draw a line between Alan and his brother Dan.

Draw another line between Alan and his cousin David (different color).

Circle who is the oldest brother between Alan, Richard and Dan.

How does the concept of a 'family tree' relate to the classification of living organisms in biology?

• It shows the evolutionary relationships between species.

• It represents the genetic makeup of an individual.

• It is used to track the migration patterns of animals.

• It is a tool for measuring biodiversity.

Tags

NGSS.MS-LS4-2

In genetics, a 'family tree' is often used to track the inheritance of traits. What is the scientific term for this type of diagram?

• Pedigree chart

• Phylogenetic tree

• Cladogram

• Gene map