science

All are true statements, except...

• The organisms look nearly identical at their first stage of development.

• This image suggests that all of the animals have a common ancestor.

• The tortoise and the fish look the most similar through development.

• The rabbit and the human (man) look most alike because they are both mammals.

All are true statements, except...

• The organisms look nearly identical at their first stage of development.

• This image suggests that all of the animals have a common ancestor.

• The tortoise and the fish look the most similar through development.

• The rabbit and the human (man) look most alike because they are both mammals.

Bird wings and butterfly wings are an example of

• Homologous structure
• Analogous structure
• Mimicry
• Camoflague

Which of these organisms most likely shares an evolutionary relationship to the organism pictured?

• 
• 
• 
• 

Which of the following pieces of evolution evidence deals with comparing similar structures in various species?

• fossil record

• comparative embryology

• comparative biochemistry

• comparative anatomy

Which describes how these limbs have changed over time?

• The bones have become stronger.

• The toes have reduced in number.

• The bones have become shorter.

• They have gained additional toes.

Which word is defined as a reduced form of a functional structure in 1 organism that shows up as fully functional in another?

• homologous structures
• vestigial structures
• analogous structure
• DNA

Which is most likely the reason that these two species of penguin have different beaks?

• The penguins had different feeding styles.

• The fossil penguin had better nocturnal vision than the modern penguin.

• The modern penguin had more advanced social groups than the fossil penguin.

• The penguins had adapted to similar climates.

What conclusion can be made from this picture?

• Whales and their ancestors have always been ocean dwellers.

• Ancestors of whales had fewer bones than modern whales.

• Whales and their ancestors have always been ocean dwellers.

• Ancestors of whales may once have been able to walk.

The structures shown are_________

• homologous
• heterologous
• analogous
• vestigial