The change in respiratory rate during exercise

Through mild physical exercise, even a trained body doubles the number of breaths it takes within a set amount of time.

Relaterede ekstramaterialer

The patellar reflex

When the patellar tendon is lightly tapped, the extensor muscle stretches slightly.

Preparing a tissue sample from an onion

Examination of long, rectangular onion epidermal cells under the microscope at 100x magnification.

Protein denaturation

Proteins are sensitive to environmental changes. In this video we demonstrate how easy it is to...

The effect of bile in fat dispersion

If bile contains no digestive enzymes, why does it play such an important role in digestion? How...

Sound localisation

Sound localisation is an important element in orientation. A sound reaches the ear closest to it...

Modelling protein digestion in the stomach

Let’s simulate protein digestion in the stomach using a mixture of hydrochloric acid and pepsin.

Studying the blind spot

Demonstrating a method to determine where exactly the blind spot is in our visual field.

What are lichens made of?

A combination of fungal hyphae and algal cells viewed under a light microscope at a hundred...

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