Evolution Introduction

A random change in a gene or chromosome affecting the gene pool of a population is what?

• mutation

• error

• evolution

• natural selection

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Which of the following is a fossil?

• a plant that has recently died

• a group of organisms that can reproduce

• a structure or organ that no longer functions

• a trace of an organisms that existed in the past

Tags

NGSS.MS-LS4-1

How does embryology support the Theory of Evolution?

• It shows that they have a common ancestor because of their similarities.

•          I'm not sure.

• Animals change over time. 

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-3

The most recent ancestral form or species from which two different species evolved is known as ________________________.

• common ancestor.

• embryonic stage.

• development.

• evolution.

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

According to this cladogram, birds are LEAST related to: 

• Amphibians

• Sharks

• Ray Finned Fish

• Crocodiles

Tags

NGSS.MS-LS4-2

According to the cladogram, which organism is most distantly related to the human?

• crayfish

• grasshopper

• perch

• frog

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.HS-LS3-1

What type of evidence did was most likely use to reach his conclusion of species with similar DNA are closely related?

• fossil evidence

• structural evidence

• genetic evidence

• evidence from developmental patterns

Tags

NGSS.MS-LS3-1

NGSS.MS-LS3-2

_____________________are features present in modern organisms which are no longer in use.

• DNA

• Vestigial structures

• Fossils

• Homologous structures