https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:from-cells-to-organisms/x230b3ff252126bb6:homeostasis/v/feedback-in-living-systems 2024-06-28T21:00:15.59562973Z Feedback in living systems Feedback mechanisms maintain the internal conditions of an organism within certain limits and mediate behaviors, allowing the organism to remain alive and functional even as external conditions change within some range. Feedback mechanisms can encourage (through positive feedback) or discourage (negative feedback) what is going on inside the organism. Khan Academy video https://cdn.kastatic.org/ka_thumbnails_cache/fd449494-1992-403e-828a-1e6dfddd940b_1280_720_base.png Feedback in living systems Feedback mechanisms maintain the internal conditions of an organism within certain limits and mediate behaviors, allowing the organism to remain alive and functional even as external conditions change within some range. Feedback mechanisms can encourage (through positive feedback) or discourage (negative feedback) what is going on inside the organism. https://cdn.kastatic.org/ka-youtube-converted/eHsYuPEYXgE.mp4/eHsYuPEYXgE.mp4 495 Homeostasis https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:from-cells-to-organisms/x230b3ff252126bb6:homeostasis/e/understand-homeostasis-and-feedback-loops 2026-04-29T11:20:48.686238051Z Understand: Homeostasis and feedback loops Check your understanding of homeostasis and feedback loops in this set of free, standards-aligned practice questions. Megan Cohn exercise https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:from-cells-to-organisms/x230b3ff252126bb6:homeostasis/e/apply-homeostasis-and-feedback-loops 2026-05-05T05:30:46.642833846Z Apply: Homeostasis and feedback loops Apply your understanding of homeostasis and feedback loops in this set of free, standards-aligned practice questions. Megan Cohn exercise https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:from-cells-to-organisms/x230b3ff252126bb6:homeostasis/a/homeostasis-and-feedback-loops 2026-04-29T11:20:48.686238051Z Learn: Homeostasis and feedback loops Learn about homeostasis in organisms, and about negative and positive feedback loops. article https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:from-cells-to-organisms/x230b3ff252126bb6:homeostasis/a/negative-feedback-loop-examples 2026-04-29T11:20:48.686238051Z Learn: Negative feedback loop examples Learn about the negative feedback loops that maintain body temperature, breathing rate, blood glucose levels, and more. article https://www.khanacademy.org/science/hs-bio/x230b3ff252126bb6:from-cells-to-organisms/x230b3ff252126bb6:homeostasis/a/positive-feedback-loop-examples 2026-05-05T05:30:46.642833846Z Learn: Positive feedback loop examples Learn about the positive feedback loops that aid in childbirth, fruit ripening, and blood clotting. article