Save
Upgrade to remove ads
Busy. Please wait.
Log in with Clever
or
show password
Forgot Password?
Don't have an account?  Sign up 
Sign up using Clever
or
Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account. Your email address is only used to allow you to reset your password. See our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
focusNode
Didn't know it?
click below
 
Knew it?
click below
Don't Know
Remaining cards (0)
Know
0:00
edit
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Evolution Gr 8

QuestionAnswer
A change in a gene or chromosome Mutation
Any differences between individuals of the same species Variation
A characteristic that helps an organism survive in its environment or to reproduce Adaptation
The process of selecting a few organisms with desired traits to serve as parents for the generation Selective breeding
The gradual change in a species over time Evolution
Most species produce for more offspring than can possibly survive Overproduction
The struggle between organisms for the limited resources in a habitat Competition
The process by which individuals that are better adapted to their environment are likely to survive and reproduce than other members of the same species Survival of the Fittest
When one organism imitates another organism so it can survive Mimicry
Protective coloration of a common animal for defense Camouflage
Preserved remains of an organism Fossil
A slow change in a species over time Gradualism
The theory that species evolve during short periods, or rapid change Punctuated Equilibrium
Created by: ltorff
Popular Science sets

 

 



Voices

Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
Retries:
restart all cards