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1
Q

Vertebrates

A

Vertebrates comprise all animal taxa within the subphylum Vertebrata, including all mammals, birds, reptiles, amphibians and fish.

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2
Q

Invertebrates

A

Invertebrates are a paraphyletic group of animals that neither possess nor develop a vertebral column, derived from the notochord.

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3
Q

Consumer

A

any organism that can’t make its own food

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4
Q

Ganglion

A

In vertebrates the ganglion is a cluster of neural bodies outside the central nervous system

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5
Q

Gut

A

another term for the gastrointestinal tract

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6
Q

Coelom

A

the fluid-filled body cavity present between the alimentary canal and the body wall.

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7
Q

Bilateral Symmetry

A

When the body plan of an animal can be divided along a line that separates the animal’s body into right and left halves that are nearly identical of each other

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8
Q

Radial Symmetry

A

A form of symmetry in which identical parts are arranged in a circular fashion around a central axis

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9
Q

Asymmetry

A

Lack or absence of balanced proportions between parts of a thing

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10
Q

Sponges

A

Any of numerous aquatic, chiefly marine invertebrate animals of the phylum Porifera

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11
Q

Cnidarians

A

soft-bodied stinging animals such as corals, sea anemones, and jellyfish

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12
Q

Flatworms

A

a group of soft-bodied, usually much flattened invertebrates

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13
Q

Roundworms

A

parasitic worms that comprise the phylum nematoda.

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14
Q

Mollusks

A

any soft-bodied invertebrate of the phylum Mollusca, usually wholly or partly enclosed in a calcium carbonate shell secreted by a soft mantle covering the body.

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15
Q

Open circulatory system

A

the blood is not enclosed in the blood vessels, but is pumped into a cavity called a hemocoel

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16
Q

Closed circulatory system

A

blood is contained inside blood vessels, circulating unidirectionally (in one direction) from the heart around the systemic circulatory route, then returning to the heart again.