Unicellular - Made of one cell, Multicellular - Made of many cells, Eukaryote - Cells with a nucleus and membrane-bound organelles ex; Humans, animals, plants, Prokaryote - Cells lacking a nucleus and organelles. Ex; bacterial, Stimulus - A occurrence causing a response , Response - The reaction to a stimulus, Asexual Reproduction - Reproduction involving one parent. Ex; mitosis, Sexual Reproduction - Reproduction involving two parents , DNA - Genetic material responsible for traits, Heredity - Passing down traits to offspring, Growth - The increase of mass to an organism, Metabolism - Chemical changes that occur within an organism. Ex; nutrition, gas exchange, energy production, Homeostasis - Maintaining an internal balance, Negative Feedback - Output balancing system. Ex; insulin production in the pancreas., Cell - Basic unit of life, Organism - A living thing, Autotroph - Organisms that make their own food, such as plants, Heterotrophs - Organisms that need to eat to get energy, such as animals.,

Characteristics of Life

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