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Q

two features all arthopods have in common

A

Exoskeleton

jointed appendages

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Q

Three insect body divisions

A

Head
Thorax
Abdomen

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Q

two crustacean body divisions

A

cephalothorax

abdomen

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Q

Three purposes of appendages

A

walking
sensing
feeding

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Q

Chelicerae

A

Fang like mouth parts of arachnids

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Q

pedipalps

A

manipulating food in arachnids

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Q

Mandibles

A

chewing mouth parts of grasshopper and crayfish

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Q

wings

A

Protrusions of exoskeleton

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Q

simple eyes

A

small with single lens

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Q

compound eyes

A

larger with multiple facets and lenses

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