Save
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

Changing Life Unit

TermDefinition
Variations is a slight difference in an inherited trait of individual members of a species.
Mutations are random genetic changes that result in new variations
Natural Selection the process by which populations of organisms with variations that help them survive, live longer, and compete better and reproduce more than those that do not have those variations.
Adaptation an inherited trait that increases an organism’s chance of surviving and reproducing in its environment.
Camouflage an adaptation that enables a species to blend in with its environment.
Mimicry an adaptation that imitates the appearance of another species.
Comparative Anatomy is the study of similarities and differences among structures of living species.
Homologous structures are body parts of organisms that similar in structure and position but different in function.
Analogous structures Body parts that perform a similar function but differ in structure.
Vestigial structures are body parts that have lost their original function through evolution.
Taxonomy the classification and organization of something, especially organisms.
Linnaean classification a way of organizing living things. In biology, plants and animals have traditionally been classified by the structure of their bodies, in a descending hierarchy of categories: kingdom, phylum, class, order, family, and species.
He wrote the book "Origin of Species" Charles Darwin
The name of Charles Darwin's voyage HMS Beagle
Created by: 21fparsons
Popular Earth 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