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What is 1 + 3?
What is the nucleus?
It contains genetic material that controls the activities of the cell
What is the Cytoplasm?
Gel-like substance where most of the chemical reactions happen. It contains enzymes that control these chemical reactions.
What is the cell membrane?
Holds the cell together and controls what goes in and out.
What are mitochondria?
These are where most of the reactions for respiration take place.
What is respiration?
It happens in every cell. It is when each cell releases energy that the cell needs to work.
What are ribosomes?
These are where proteins are made in the cell.
What are the extra parts that a plant cell has?
Cell Wall, Vacuole and Chloroplasts.
What is a cell wall?
Only in plants. It supports the cell and strengthens it.
What is the vacuole?
Only in plants. I contains cell sap, a weak solution of sugar and salt.
What are Chloroplasts?
Only in plants. It is where photosynthesis occurs which is how the plant makes its food.
What is Chlorophyll?
Found in chloroplasts and is what makes the plant green.
What are palisade cells adapted for?
Photosynthesis. They are packed with chloroplasts.
What are Guard cells adapted for?
To open and close the stomata. They are shaped like kidneys. They are sensitive to light and close at night.
What are red blood cells adapted for?
To carry oxygen. Concave shape for a large surface area and absorbing oxygen. They have no nucleus.
What are sperm and egg cells adapted for?
What are specialised cells?
Cells which in a tissue or organ have specific function.