Evidence of Evolution

Type of structure that has similar functions but different structures

• Homologous structure
• Analogous structure
• Structural adaption
• Functional adaption

Tags

NGSS.MS-LS4-2

If an organism has a vestigial structure, that structure likely once had a function in a(n)

• close relative
• ancestor

• unrelated organism
• embryo

Tags

NGSS.MS-LS4-2

The process by which populations slowly change over time is called__________

• selective breeding
• adaptation
• sepeciation
• evolution

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Scientists compare organisms' DNA to support the theory that all species share a common _________________

• separation
• ancestor
• population
• environment

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A characteristic that can be passed from parent to offspring through genes is called a _________

• resistance
• selective breeding
• genetic change
• trait

Tags

NGSS.MS-LS3-2

NGSS.MS-LS4-4

Some organisms that share a common ancestor have features that have different functions, but similar structures.  These are known as

• vestigial structures
• analogous structures
• homologous structures
• fossil structures

Tags

NGSS.MS-LS4-2

Two organisms that are closely related would have

• very similar DNA sequence
• exactly the same DNA sequences
• no proteins in common
• completely different DNA sequence

Tags

NGSS.MS-LS4-2

Study of embryos of various organisms to show a common ancestor because of similarities in development

• natural selection
• embryology
• speciation
• evolution

Tags

NGSS.MS-LS4-3

Scientists think that dolphins and whales may have evolved from a common ancestor. What evidence supports this hypothesis?

• They swim the same way.
• They eat the same food.
• They live in the same area of the ocean.
  
• They have similar anatomies.
  

Tags

NGSS.MS-LS4-2

Which of the following is an example of a vestigial structure?

• the wings of a red-tailed hawk
• the hind limbs of a house cat
• the fins of sharks
• the tailbone of a human

Tags

NGSS.MS-LS4-2