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.

Remove Ads
Don't know
Know
remaining cards
Save
0:01
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
Retries:
restart all cards




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

Biology Lab

Unit 1

TermDefinition
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