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GCSE

What are the different parts of a plant cell and what are their functions?

Cell membrane
Cytoplasm
Nucleus
Ribosomes
Golgi body
Chloroplasts
Mitochondria

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In a fish and chips shop, the potatoes are cut hours before they are cooked, but they must not dry out. To stop this, the owner soaks them in a salt solution. Define the process of osmosis and explain what would happen if you used distilled water.

Osmosis can be described as the movement of water from a high concentration to a low concentration through a semi permeable membrane.In this example the salt solution has roughly the same concentration of...

Answered by Vikram S. • Biology tutor

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What's the difference between Mitosis and Meiosis?

Mitosis is cell division which produces identical cells and Meiosis is cell division that produces Gametes for sexual reproduction.

Answered by Scarlett K. • Biology tutor

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Identify the four chambers of the heart?

Left Atrium, left ventricle, right atrium and right ventricle

Answered by Scarlett K. • Biology tutor

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Describe the function of Anti-diuretic Hormone in the maintenance of a constant volume of water in the body.

Anti-diuretic Hormone (ADH) is secreted from the hypothalamus in the brain. If more ADH is produced, it makes the collecting ducts in the nephron of the kidneys, more permeable to water. Therefore, less w...

Answered by Vinaya H. • Biology tutor

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