Woolly Mammoths & Genetic Variation

What is a genome?

• a complete set of DNA

• a small section of DNA

• a pair of chromosomes

• an error in the copying of the DNA sequence

Where did the two Woolly Mammoths live? (select both options)

• Wrangel Island

• Northern China

• Siberia

• Australia

• Alaska

Tags

NGSS.HS-LS4-5

The more _______ the DNA of a species, the _____ likely they will adapt to changes in the environment.

• complex

  less

• varied

  more

• similar

  more

• simple

  less

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

NGSS.HS-LS4-5

The team suspected that:

• a decrease in genetic diversity contribute to extinction

• genetic diversity was high among island populations

• species were interbreeding with elephants

• mainland mammoths were out-competing island mammoths for resources

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-5

From well-preserved remains of a mammoth, they can examine the genetics of:

• that mammoths offspring'

• that mammoth's mother and father

• that mammoth's partner

• that mammoth's predators

Tags

NGSS.HS-LS3-1

NGSS.HS-LS4-1

More closely related parents are more likely to contribute ________ DNA to their offspring.

• identical

• diverse

• mutated

• damaged

Tags

NGSS.HS-LS3-1

The island mammoths had many pairs of DNA molecules with no _________ between the mother and father's contributions, a sign that they were likely _________.

• differences

  different species

• similarities

  sick

• variation

  related

• similarities

  healthy

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Scientists use ________________ to determine how long ago something has died.

Natural selection explains that:

Organisms that are best-suited to their environment will be most likely to _______ and pass on their ______ to offspring.

• stay healthy

  resources

• adapt

  positive attributes

• struggle

  defects

• survive

  genes

Tags

NGSS.HS-LS4-4

NGSS.HS-LS4-5

BIODIVERSITY

What 3 components of diversity contribute to healthy, thriving, adaptable populations of species?

Answer explanation

ecosystem diversity

species diversity

genetic diversity

Tags

NGSS.HS-LS2-2