Question 1 Report
A technician prepares a model of the endocrine system for a science exhibition. Fig. 1 shows the upper body with three glands marked. Visitors are told that hormones travel through the bloodstream and can alter behaviour.
(a) Name the gland labelled X. [1]
(b) Name the hormone released by the gland labelled Y during an emergency. [1]
(c) Explain one difference between hormonal communication and neural communication. [2]
Everything you need to excel in your exams