evidence for evolution

The forelimbs of humans, cats, whales, and bats are similar in structure due to having a common ancestor hundreds of millions of years ago. Is this considered homolgy or analogy?

• Homology

• Analogy

Tags

NGSS.MS-LS4-2

Which of the following are homologous structures?

• whale flipper and bat wing

• legs on a beetle and legs on a cat

Tags

NGSS.MS-LS4-2

A change in the inherited characteristics of an organism over time is ________

• evolution.
• development.
• growth.
• ancestry.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

In stage one (top row) of these embryos, most of the embryos________

• look very similar.
• have very different features.
• show different stages of development.
• have only a tail if they are non-human.

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

What type of evidence is represented in the picture above:

• Fossils

• Vestigial Structures

• DNA

• Homologous Structures

Tags

NGSS.MS-LS4-2

What type of evidence is shown in the image above?

• Fossils

• Vestigial structures

• Homologous Structures

• DNA

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

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

Recently, scientists have been able to use ___________to find common proteins and amino acids to determine how closely related species are.

• DNA

• Vestigial structures

• Fossils

• Homologous structures

Tags

NGSS.MS-LS4-2

_________________ show clear changes in an organism over time, the environment organisms lived in, the time period the organism lived in, and where the organism lived.

• DNA

• Vestigial structures

• Fossils

• Homologous structures

Tags

NGSS.MS-LS4-1