OCR A Level Biology Hormonal Communication Unit Test Questions Fully Solved 2024.
What are hormones? - Answer Chemical messengers which travel in the blood to activate target cells What are endocrine glands? - Answer Ones which secrete hormones into the blood to reach the target organ What are 8 examples of endocrine glands? - Answer 1. Endocrine pancreas 2. Testes 3. Ovaries 4. Pituitary gland 5. Thyroid gland 6. Pineal gland 7. Adrenal gland 8. Thymus What are gonads? - Answer Reproductive organs What are 3 examples of hormones made by the pituitary gland? - Answer 1. Growth hormone 2. ADH 3. Gonadotropins What does growth hormone do? - Answer Stimulates bone and muscle growth What does ADH do? - Answer Increases water reabsorption in the kidneys
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ocr a level biology hormonal communication