Comblab project finished in December 2014. In this website you can download Comblab teaching materials ready to be used in several languages. Currently most Comblab partners go on working with MBL for secondary science.

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Biology

THE LIFE OF YEAST How much do you know about fermentation?

Mr. Walker has bought a new factory to start producing ethanol. The factory has several types of rooms and as Mr. Walker does not want to pay a lot of money for reconstruction, so he needs to find out which room is the best for fermentation process. Room U.1, in the basement below ground level, has permanent low temperature (0-5 °C); room 1.1, on the first floor, is usually 15-20 °C; on the same floor there is a room 1.7 above the gas boiler, which is from the boiler heated up to 35-40 °C. Mr.

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Predator plants

Exploring eutrophication using turbidimetry.

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Plants and oxygen

Exploring photosynthesis and respiration using oxygen and carbon dioxide sensors.

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The life of yeast

Measuring factors (especially temperature) influencing fermentation via gas pressure sensor.

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Blood pressure

Do you know, what it is blood pressure?

In this activity, we will try to identify, what the blood pressure is, why they are two
numbers and what the numbers mean. And, why too high or too low blood pressure is
problem. What can happen if the blood pressure of some person will be outside some
reasonable limits.

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What makes your heart beat?

How to influence heart activity?

This activity is focused on exploration of factors influencing ECG.

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Germinating Seeds

What are the best conditions for seed to germinate?

In this activity, we try to identify the factors influencing the germination of seeds and how the factors influence the germination process.

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Predator plants

In this activity, we try to explore an impact of Eutrophication. We will study the factors which can influence the Eutrophication.

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Plants and oxygen

Can plants be dangerous in a bedroom?

In this activity we will try to investigate transpiration and respiration of plants and on the basis of results to find out the answer to the question.

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The life of Yeast

How much do you know about fermentation?

This activity is focused on studying of factors influencing activity of yeast in production of ethanol.

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