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Cells
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Which part of the cell is like the skin?
the plasmatic (cell) membrane
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True or false? Chlorophyll helps plants make food from the moon.
False. Chlorophyll helps plants make food from the sun.
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Which part of the cell is like the brain?
the nucleus
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True or false? Most cells are very big.
False. Most cells are very small.
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What is the role of the plant's cell wall?
It makes the plant stiff so it can grow tall.
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What is an example of a living thing with only one cell?
for example, bacteria or yeast
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Which one do prokaryotic cells NOT have?: cytoplasm, nucleus, membrane
Prokaryotic cells have no nucleus.
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True or false? A small part of the cytoplasm is water.
False. Most of the cytoplasm is water.
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What happens when a cell is sick?
It will self-destruct.
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What is the plant's cell wall made of?
The cell wall is made of cellulose.
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True or false? The nucleus is located on the side of the cell.
False. The nucleus is located near the center.
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True or false? Cells are not all the same size.
True.
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True or false? All cells have the same lifespans.
False. Cells have different lifespans based on their function.
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True or false? Eukaryotes were the earliest forms of life on Earth.
False. Prokaryotes were the earliest forms of life on Earth.
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What percentage of cells in the human body are bacteria?
95% of the cells in the human body are bacteria.
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True or false? The cell gets its energy from the mitochondria.
True.
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True or false? Plant and animal cells have cell walls.
False. Animal cells do not have cell walls.
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How do you say "duración de vida" in English?
lifespan
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How many cells are in the human body?
more than 75 trillion
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What does the nucleus regulate?
It regulates the cell's growth and reproduction.
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True or false? Some living things are made up of cells.
False. All living things are made up of cells.
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