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http://www.onemorelevel.com/game/scale_of_the_universe_2012

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Where in the world?

How does a cell resemble a city?

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What do cells contain?

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Animal or plant?

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Exploring animal cells

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Exploring plant cells

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What is a cell wall?

Unlike the cell membrane, the cell wall is freely permeable to water and other molecules.

maintain the shape and structure of the cell

The plant cell wall is made from cellulose

prevent damage to the cell caused by excess water intake.

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What is a vacuole?

The vacuole is a fluid–filled sac found within plant cells and some bacteria.

The vacuole has a range of functions, including:

The site of vacuoles depend on how much water the plant has absorbed.

storing waste products

regulating the turgor pressure of the cell.

maintaining the water and pH balance of the cell

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What are chloroplasts?

Chloroplasts are the site of photosynthesis in plant cells.

thylakoids

A green pigment in chloroplasts called chlorophyll absorbs the energy in sunlight.

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