Natural Selection & Evidence for Evolution

What type of evidence are shown in the picture above?

• Fossils

• Embryology

• Homologous Structures

• Vestigial Structures

Tags

NGSS.MS-LS4-3

The similarities of the bones in the diagram provide evidence that---

• The organisms shown lived in the same natural envionrment
• The organisms shown may have developed from a common ancestor
• The organisms shown have the same genetic diseases
• All vertebrate species have identical forelimbs

Tags

NGSS.MS-LS4-2

Body parts similar in structure and origin

• evolution

• embryology

• homologous

• variation

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

The fossil record help scientists

• better understand the kinds of organisms that lived in the past

• better understand how the environment has changed over time

• better understand how organisms have evolved over time

• all of the above

Tags

NGSS.MS-LS4-1

When all individuals in a species have died, it is called

• evolution
• extinction
• adaptation
• natural selection

Tags

NGSS.MS-LS4-1

The preserved remains of an organism, or the trace evidence of an organism’s existence in the past. (a)  

• Fossil
• Remnant
• Artifact
• Relic

Astyanax mexicanus is a species of tetra fish that dwells in bodies of water deep inside caves. Even though they cannot see, these fish still have small, nonworking eyes. These eyes are examples of which type of structure? (a)  

• Embryonic
• Vestigial
• Homologous
• Analogous

Which rock layer would have the oldest fossils?

The trees these moths used to live on were white, but have been covered in soot from coal factories. Which moth will be more successful in this environment? (a)  

• Dark moth
• Light moth
• Both will be equally successful
• Neither will be successful

Match the following

• phenotype

• likelihood that one organism will survive over another

• gene

• the outward appearance of a trait

• vestigial

• the genetic makeup of an organism

• genotype

• structures that no longer have a use in an organism

• survival of the fittest

• a specific sequence of DNA that codes for protein