Save
Busy. Please wait.
or

show password
Forgot Password?

Don't have an account?  Sign up 
or

Username is available taken
show password

why


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.
We do not share your email address with others. It is only used to allow you to reset your password. For details read 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
share
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 vocabulary

QuestionAnswer
Evolution hereditary changes in groups of living organisms over time The process by which different kinds of living organism ate thought to have developed.
Lamarck 1744-1829 organism developed from lower to higher stages.
Lamarcks theories use and dis-use:use it or lose it inheritance of acquired charterstics tics
Darwin studied galapagos island wrote a book 1859 "on the origin of species by means of natural selection"
Darwins theories Natural Selection
GRADUALISM SLOW STEADY CHANGE OVER TIME BASED ON ENVIRONMENTAL NEED, EVOLUTION NOT PUNCUATED
PUNCTUATED EQUILIBRIUM CHANGES OCCUR IN SHORT PERIODS OF TIME, THEN STAY CONSTANT FOR LONG PERIODS.
SEXUAL SELECTION CHARMING CHARACTERISTICS OF THE SEXES ARE PASSED ON FROM GENERATION TO GENERATION (like bird feather patterns)
Allele alternative form that a single gene may have for particular trait
Cladogram Diagram with branches that respresnt the hypothesized phylogeny or evolution of species or group: use bioinformatics morphological studies and information from DNA studies
Natural Selection Theory of evolution developed by Darwin based on four ideas ; excess reproduction varitation inheritance and the advantages of specific traits in an environment
homologous structure anatomically similar structure inherited from a common ancestor
fitness measure of a trait's relative contribution to the following generation
adaptive radiation diversification of a species into a number of different species, often over a relatively short time span
analogous structure structure that has the same function but different construction and was not inherited from a common ancestor
artificial selection Darwin's term for the selective breeding of organisms selected for certain traits in order to produce offspring having those traits
vestigial structure reduced form of a functional structure that indicates shared ancestry
adaptation inherited characteristic of a species that develops over time in response to an environmental factor, enabling the species to survive.
Niche role and position a species has in its environment;
population A group of organisms of the same species that occupy the same geographic place at the same time
ERA a large division of Earth's geologic time scale that is further divided into one or more periods.
fossil preserved evidence of an organism, often found in sedimentary rock, that provides evidence of past life.
paleontologist scientist who studies fossils.
Created by: Nabbbs
 

 



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