Are the basic unit of structure and function in living things. May serve a specific function within the organism Examples- blood cells, nerve cells, bone cells, etc.
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Level 2:Tissues
Made up of cells that are similar in structure and function and which work together to perform a specific activity Examples - blood, nervous, bone, etc. Humans have 4 basic tissues: connective, epithelial, muscle, and nerve.
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Level3:Organs
Made up of tissues that work together to perform a specific activity Examples - heart, brain, skin, etc.
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Level4:Organ Systems
Groups of two or more tissues that work together to perform a specific function for the organism. Examples - circulatory system, nervous system, skeletal system, etc.
Entire living things that can carry out all basic life processes. Meaning they can take in materials, release energy from food, release wastes, grow, respond to the environment, and reproduce. -can be made of organ systems or single cells.
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Other cards in this set
Card 2
Front
Made up of cells that are similar in structure and function and which work together to perform a specific activity Examples - blood, nervous, bone, etc. Humans have 4 basic tissues: connective, epithelial, muscle, and nerve.
Back
Level 2:Tissues
Card 3
Front
Made up of tissues that work together to perform a specific activity Examples - heart, brain, skin, etc.
Back
Card 4
Front
Groups of two or more tissues that work together to perform a specific function for the organism. Examples - circulatory system, nervous system, skeletal system, etc.
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