What is the smallest part of a living thing?, Tissue, System, Organ, Cell, Many similar cells form a ____., Bone, Blood, Tissue, Organ, A group of organs working together is a ____., Cell, System, Tissue, Bone, Which is an organ?, Heart, Blood, Tissue, Cells, Which is an organ system?, Circulatory, Muscle, Lung, Heart, The heart, blood, and vessels make the ____ system., Nervous, Circulatory, Skeletal, Digestive, Which is an example of tissue?, Heart, Circulatory, Cell, Muscle tissue, Which is not an organ?, Stomach, Heart, Blood, Lung, Body organization begins with ____., System, Body, Organ, Cell, An organ is made of ____., Tissues, Systems, Organs, Bones, The circulatory system moves ____., Bones, Blood, Air, Skin, Which belongs to the circulatory system?, Eye, Skin, Vessels, Bone, The lungs are ____., Cells, Organs, Tissues, Systems, A cell is smaller than an organ., True, False, A tissue is bigger than a system., True, False, Which part pumps blood?, Bone, Skin, Tissue, Heart, Similar cells work together to form ____., Tissue, Blood, System, Body, Which is not a body system?, Respiratory, Digestive, Heart, Circulatory, Which level is larger than tissue?, Cell, Part, Atom, Organ, Several organs working together form a ____., Tissue, Blood, System, Cell

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