Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

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.
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.
Didn't know it?
click below
Knew it?
click below
Don't know
Remaining cards (0)
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

Biology Lab

Unit 1

geologic record divided into Archaean, the Proterozoic, and the Phanerozoic eons.
cambrian explosion refers to the sudden appearance of fossils resembling modern animal phyla in the Cambrian period (535 to 525 million years ago)
phylogeny the evolutionary history of a species or group of related species
the discipline of systematics classifies organisms and determines their evolutionary relationships
taxonomy the ordered division and naming of organisms
binomial two-part scientific name of a species
the first taxonomic group domain
the second taxonomic group kingdom
the third taxonomic group phylum
the fourth taxonomic group class
the fifth taxonomic group order
the sixth taxonomic group family
the seventh taxonomic group genus
the eighth taxonomic group species
taxon a taxonomic unit at any level of hierarchy
excavata a supergroup; recently proposed clade that has emerged from morphological studies of the cytoskeleton
diplomonads a part of the excavate supergroup; have modified mitochondria called mitosomes, obtain energy from anaerobic biochemical pathways
mitosomes lack functional electron transport chains and cannot use oxygen to ex
Created by: danat214



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:
restart all cards