Biology by Bradford · AP Biology · Unit 4 · 4.4 · Retrieval quiz

Feedback.

Negative and positive loops — told apart by the direction of the response, not the outcome.

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Biology by Bradford

Unit 4 · 4.4 · AP Biology Unit 4 — negative & positive feedback in homeostasis · Aligned to the 2025 AP Biology CED · checked against LibreTexts & College Board practice exams
Set in Bricolage Grotesque & Instrument Serif