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AQA GCSE Biology paper 2 higher tier questions and answers

AQA GCSE BIOLOGY PAPER 2 LATEST EXAM UPDATE QUESTIONS AND ANSWERS AQA GCSE BIOLOGY PAPER 2 LATEST EXAM UPDATE QUESTIONS AND ANSWERS AQA GCSE BIOLOGY PAPER 2 LATEST EXAM UPDATE QUESTIONS AND ANSWERS

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AQA GCSE Biology Paper 2 EXAM QUESTIONS AND CORRECT VERIFIED ANSWERS ALREADY GRADED A+ 100% GUARANTEED PASS!

AQA GCSE Biology Paper 2

What is homeostasis? The maintenance of a constant internal environment. What is a stimulus? A change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. What do the receptors do? Detect the stimulus or change in environment. What happens after the receptors? Receptors send messages to the CNS via the sensory neurone. What makes up the central nervous system? The brain or spinal cord What is an effector? Muscles or glands tha...

AQA GCSE BIOLOGY PAPER 2 LATEST 2024 EXAM WITH DETAILED QUESTIONS AND CORRECT ANSWERS (VERIFIED) GRADED A+

What are hormones? - Ans .Chemical messengers that travel in the blood to target organs. Compare and Contrast the endocrine (hormone) system and the nervous system. - Ans .Nervous is faster acting than the endocrine system. Hormones have longer lasting effects compared to electrical impulses. Nerves act on a very specific area whereas hormones act more general. What does the thyroid gland do? - Ans .Produces thyroxine which is involved in regulating metabolism. What do the adrenal glan...

AQA GCSE Biology Paper 2 Questions & Answers(Grade What is homeostasis? - ANSWERThe maintenance of a constant internal environment. What is a stimulus? - ANSWERA change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. What do the receptors do? - ANSWERDetect the stimulus or change in environment. What happens after the receptors? - ANSWERReceptors send messages to the CNS via the sensory neurone. What makes up the centra...

What is homeostasis? - ANSWERThe maintenance of a constant internal environment. What is a stimulus? - ANSWERA change in your environment than requires a response. e.g Light, sound, touch, pressure, pain, chemical or temperature. What do the receptors do? - ANSWERDetect the stimulus or change in environment. What happens after the receptors? - ANSWERReceptors send messages to the CNS via the sensory neurone. What makes up the central nervous system? - ANSWERThe brain or spinal cord ...