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

Exam 2 Bio 2

chapter 34

chordates are ____ vertebrates
Vertebrates have 2 or more sets of ___ genes hox
Vertebrates produce ____ crest cells neutal
neutal crest cells originate from the ____ chord nerve
vertebrates are not ____ feeders suspension
Pharyngeal slits become modified to form ___ slits in many aquatic vertebrates gill
_____ was a suspension-feeder also produced a large _____, eyes, and gills hicooella, brain
Clade gnathostomia are vertebrates with ____ and _____skeletons jaws, mineralized
Jaws increase _____ opportunities feeding
Jaws most likely evolved from 3rd and 4th ____ bars in g________ ancestors gill,gnathostome
______- Line systems sense ______ in surrounding water lateral,vibrations
some sharks are oviparous which means they ... lay eggs
some sharks are oviviparous have eggs nourish young, but they hatch _____ mother’s body inside
some sharks are vivaparous which means their young are nourished through a _____ and are born young placenta
_____are gnathostomes with limbs and have necks tetapods
Tetrapod bodies evolve from _____-_____ fish lobe-finned
amphibians include frogs and toads, salamanders, and ____ caecilians
amniotes are animals that produce ____ eggs amniotic
an amniotic egg has a _____ shell and ___ specialized membranes inside. waterproof,4
_____ reptiles must use behavior to modify body temperature ecothermic
Archaeopteryx is one of the most famous ____ in the world fossils
Birds evolve from a group of _____ dinosaurs theropod
amniotes with ____ allows for endothermy hair
amniotes with mammary glands produce milk rich in____ and ____ to nourish young fats,proteins
with heterodonty _____(body part) are modified for different functions teeth
_____ are derived from synapsid ancestors mammals
mammals have ___(#) inner ear bones derived from jaw bones two
monotremes are _____(type of birth) mammals egg laying
Viviparous young are born early in development and finish development in ______ (pouch) marisupium
Created by: 3153700



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