Term
| What are the characteristics of all animals? |
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Definition
-multicellular
-eukaryote
-heterotrophs
-no cell wall
-have specialized cells called tissues |
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Term
| What is made of many cells? |
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Definition
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Term
| What has membrane bound organelles? |
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Definition
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Term
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Definition
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Term
| Do heterotrophs have chlorophyll? |
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Definition
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Term
| Where are muscle tissue and nervous tissue only found? |
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Definition
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Term
| What is it called when a body doesn't have a certain shape? |
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Definition
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Term
| What is an example of asymmetrical? |
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Definition
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Term
| What is it called when a body is based around a central point? |
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Definition
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Term
| What is an example of radical symmetry? |
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Definition
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Term
| What is it called when a body has two identical halves? |
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Definition
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Term
| What is an example of a body that has two identical halves? |
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Definition
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Term
| What is the front or head region of an animal called? |
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Definition
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Term
| What is the back or rear (tail) part of an animal called? |
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Definition
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Term
| What is the back of an animal called? |
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Definition
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Term
| What is the abdomen or stomach area of an animal called? |
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Definition
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Term
| What is the distinct patterns of development in different animal phylas? |
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Definition
| clues to their phylogentic history |
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Term
| What does not have a body cavity? |
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Definition
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Term
| What is an example of a acoelomate? |
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Definition
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Term
| What is a cavity that is not completely lined by mesoderm? |
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Definition
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Term
| What is an example of a psedocoelom? |
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Definition
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Term
| What is a cavity that is not completely lined by mesoderm? |
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Definition
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Term
| In coelomates, what lines the body cavity, supports the endodermic gut, and forms the attachment for the organs in the coelom? |
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Definition
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Term
| What doesn't have a body cavity? |
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Definition
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Term
| What provides a firm structure against which muscles can contract, acts as a medium for the transport of nutrients and waste, and aids in freedom of movement? |
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Definition
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Term
| What is the outer layer of skin; nervous system? |
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Definition
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Term
| What is the lining of the digestive tract? |
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Definition
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Term
| What is most of the skeleton; muscles? |
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Definition
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Term
| What are the two basic categories of animals? |
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Definition
| invertebrate and vertebrate |
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Term
| What is an animal without a backbone? |
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Definition
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Term
| Do invertebrate undergo direct or indirect development? |
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Definition
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Term
| What is an animal with a backbone? |
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Definition
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Term
| Does a vertebrate undergo direct or indirect development? |
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Definition
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Term
|
Definition
| vertebrates that have a backbone |
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Term
| What are the four characteristics that all chordates have? |
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Definition
| notochord, dorsal nerve chord, pharyngeal pouches, and post anal tail |
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Term
| What is a flexible rod of tissue along the back? |
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Definition
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Term
| Where is it believed the first animals may have evolved from? |
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Definition
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Term
| What do bilateral symmetrical animals exhibit? |
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Definition
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Term
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Definition
| concentration of sensory and brain structures in the anterior end |
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Term
What may have one of the following:
-No circulatory system
-Open circulatory system
-Closed Circulatory system? |
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Definition
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Term
| What is an open circulatory system? |
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Definition
| fluid containing oxygen is pumped into sinuses in the body cavity (arthropods) |
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Term
| What is a closed circulatory system? |
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Definition
| blood pumped through a system of vessels in a loop (mammals) |
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Term
| What is the largest group of invertebrates? |
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Definition
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Term
| What are characteristics of arthropods? |
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Definition
| have exoskeletons, segmentation, and a digestive tract |
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Term
| What are many vertebrates adapted to? |
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Definition
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Term
| What are characteristics of vertebrates? |
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Definition
| have lungs, endoskeleton, and internal fertilization |
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Term
| What are the two types of skeletons? |
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Definition
| exoskeleton and endoskeleton |
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Term
| What are some characteristics of exoskeletons? |
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Definition
-hard body covering made of chitin
-found in arthropods
-molted as the animal grows |
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Term
| What are some characteristics of endoskeletons? |
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Definition
-found in all vertebrates
-structural support located inside the body
-made of bone and cartilage
-it grows as the animal grows |
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