GCSE COMBINED SCIENCE: SYNERGY Higher Tier Paper 1H Life and Environmental Sciences

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GCSE COMBINED SCIENCE: SYNERGY Higher Tier Paper 1 Life and Environmental Sciences The endocrine system sends hormones to target organs. The nervous system sends impulses to target organs. How do ... es the speed of movement of hormones compare with the speed of transmission of impulses? [1 mark] Tick () one box. Hormones travel more slowly than impulses. Hormones travel at the same speed as impulses. Hormones travel more quickly than impulses. 0 1 . 4 The pituitary gland releases hormones, which results in widespread effects on the body. Explain why the pituitary gland is sometimes called the ‘master gland’. [2 marks] ___________________________________________________________________________________ ___________________________________________________________________________________ ___________________________________________________________________________________ _________________________ [Show More]

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