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The liver is often referred to as a storage organ - Leaving Cert Agricultural Science - Question (a) - 2014
Question (a)
The liver is often referred to as a storage organ. Name two substances that are stored in the liver of a farm animal. Name two other locations in the animal body wh... show full transcript
Worked Solution & Example Answer:The liver is often referred to as a storage organ - Leaving Cert Agricultural Science - Question (a) - 2014
Step 1
Name two substances that are stored in the liver of a farm animal.
Answer
The main substances stored in the liver of a farm animal include:
- Glycogen - a form of stored glucose that can be converted back into glucose when needed.
- Vitamins - specifically fat-soluble vitamins such as Vitamin A, D, and B12, along with minerals like iron, copper, and potassium.
Step 2
Name two other locations in the animal body where metabolically useful substances are stored and indicate the substance stored in each case.
Answer
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Adipose tissue (fat) - this tissue stores lipids, which are a form of energy.
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Skeletal muscle - here, glycogen is stored, which can be utilized during physical activity to provide energy.
Additionally, the gall bladder stores bile, which is essential for fat digestion.