EASY REVISION AQA A-Level Biology 3.6.4.1 The Principles of Homeostasis & Negative Feedback

This episode focuses your revision on topic 3.6.4.1 (The Principles of Homeostasis & Negative Feedback) of the AQA A-Level Biology specification.

00:00 Introduction
00:11 specification overview
01:12 homeostasis & factors that we control
01:38 why control temperature?
02:17 why control blood pH?
02:48 why control blood glucose concentration?
03:07 negative feedback
04:05 having multiple separate negative feedback mechanisms
04:31 positive feedback
04:54 specification round-up

Видео EASY REVISION AQA A-Level Biology 3.6.4.1 The Principles of Homeostasis & Negative Feedback канала SpecTransfer A-level Biology