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

ATS-Science 7

Invertebrates Vocabulary

TermDefinition
Animal A multicellular heterotroph whose cells lack cell walls
Bilateral Symmetry Body plan whose sides of the body mirror each other
Radial Symmetry Body plan whose body is organized around the center or the mouth
Asymmetry Has no symmetry or body plan
Invertebrate An animal that does not have a backbone
Porifera Phyla of sponges that are a sac of cells with many pores
Innate behavior An inherited behavior that does not depend on the environment or experience
Learned behavior A behavior that has been learned from experience
Sexual reproduction Reproduction involving two parents
Asexual reproduction Reproduction involving one parent
Open Circulatory System A circulatory system in which the fluid is not contained entirely within vessels
Closed Circulatory System A circulatory system in which blood circulates through vessels that form a closed loop
Nematocysts Stinging tentacles of a Cnidarian
Cnidarian Phyla of animals that have a central body cavity, one opening and tentacles that sting
Regeneration The ability of an organism to regrow lost body parts
Metabolism Creating energy from breaking down food
Exoskeleton A hard, external, supporting structure
Endoskeleton An internal skeleton made of bone or cartilage
Hibernation A period of inactivity and lowered body temperature some animals undergo in winter
Estivation A period of inactivity and lowered body temperature some animals undergo in summer
Mollusk An invertebrate with a soft body covered by a hard shell
Ganglion A mass of nerve cells
Segment An identical, or nearly identical, repeating body part
Circadian Rhythm A biological daily cycle
Metamorphosis A rapid change in the life cycle of animals from an immature to adult form
Created by: glink
 

 



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