Biology Chapter 3 Crossword
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
                                   
 
 
Down: 2) a gas-filled organ that allows a bony fish to move up and down in water3) a milk-producing structure on the chest or abdomen of a mammal4) an arrangement of body parts that resembles the arrangement of spokes on a wheel5) the process by which an arthropod sheds its external skeleton6) a structure used by some snimals to breathe in water7) a worm whose body is divided into sections, such as earthworms or leeches9) an armlike body part in invertebrates that is used for capturing prey12) changes in form during development in which earlier stages do not look like the adult14) a member of the largest group of invertebrates, which includes insects15) a class of arthropods that includes crabs, lobsters, crayfish, and sow bugs16) Subdivision of a kingdom19) one of the bones or blocks of cartilage that make up a backbone20) a group of living things that ncludes separate species22) a major change in form that occurs as some animal develop into adults24) an invertebrate animal that includes jellyfish, corals, and hydras Across: 1) an invertebrate divided into three parts8) an egg-laying vertebrate that breathes with lungs10) a vertebrate that lives at first in water and then on land11) a soft material found in vertebrate skeletons13) having a body temperature that stays the same17) a class of arthropods that includes spiders, scorpions, mites and ticks18) a body plan that consists of left and right halves that are the same19) an animal with a backbone21) a group of organisms that can breed with each other to produce offspring like themselves23) changes in form during development in which earlier stages look like the adult25) an animal that does not have a backbone26) a worm with a smooth round body and pointed ends27) a stage in the development of some insects that leads to the adult stage28) having a body temperature that changes with temerature of surroundings29) a simple worm that is flat and thin30) the name given to each species, consisting of its genus and its species label31) Group things based on the features they share
 

 

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