Biology B - 8.4: Evidence through Molecular Biology Quiz

What major molecule is used to determine evolutionary relationships in molecular biology?

• Water

• Chlorophyll

• DNA

• Hemoglobin

What is the main tool used to build a phylogenetic tree in this lesson?

• Fossils

• Carbon dating

• DNA comparison software

• Protein synthesis

Which group was least closely related to the others in the phylogenetic tree activity?

• Kangaroos

• The finches

• Mole rats

• Humans

What taxonomy do all species except the finches belong to?

• Reptiles

• Fish

• Mammals

• Birds

Which mammals were shown to be monotremes?

• Kangaroo and human

• Whale and bat

• Platypus and echidna

• Mole rat and monkey

How do monotremes differ from other mammals?

• They lay eggs

• They don't produce milk

• They have feathers

• They fly

Which kind of birth does a kangaroo represent?

• Monotreme

• Marsupial

Why is DNA more accurate than fossils in determining relationships?

• Fossils decay instantly

• DNA gives genetic-level comparisons

• DNA can be seen easily

• Fossils are always incorrect

What structure allows scientists to compare evolutionary relationships?

• Genetic map

• Periodic table

• Metabolic pathway

• Phylogenetic tree

What are silent mutations useful for?

• Producing proteins

• Creating energy

• Tracking evolutionary relationships

• Making fossils