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Ch 11

Across
Rod of tissue extending from head to tail in vertebrates
Body plan with "pie like" symmetry
Egg-laying animals (or animals that gestate young inside their bodies)
Subphylum of filter-feeding chordates with free-swimming larvae
Type of metamorphosis where an arthropod has several distinct body forms
Type of feeding where food particles are strained from incoming water
Cells that line the walls of sponges that pull and push water through pores
Body growth pattern where the anus forms first
All organisms have many cells
Symmetrical body plane with two halves (usually left and right)
Phylum of unsegmented worms that grow by molting
Group of mullusks that have a "belly foot)
Body form of cnidarians that is free-swimming
Down
Asexual reproduction where a portion of the body breaks off and becomes a new individual
Group of cnidarians that live in colonies in the ocean
Region of the body with three walking legs in insects
Phylum of sea organisms that have radially symmetrical adults and bilaterally symmetrical larvae
Body growth that starts with the head
A gas-filled organ that regulates buoyancy in swimming vertebrates (two words)
Phylum of segmented worms
Organ that jawless fish use to attach to prey
Phylum that contains the most and the greatest diversity of all animals on Earth
Light-sensing organs