| Question |
 |
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| Answer |
 |
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| What two types of macromolecule can hormones be? |
Proteins and Steroids |
| What type of glands are hormones secreted from? |
Endocrine glands. |
| What are hormones secreted into? |
The bloodstream. |
| Which hormone controls water potential of bodily fluids? |
ADH (anti-diuretic hormone) |
| What are the two main sexual hormones? |
Oestrogen and Testosterone |
| What does a beta cell produce? |
Insulin |
| What region of cells in the Pancreas produces hormones? |
Islet of Langerhans. |
| What is the 'master' endocrine gland? |
Pituitary. |
| What other structure is involved in ADH secretions? |
Hypothalamus. |
| Which endocrine gland is involved in emergencies? |
Adrenals. |