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Explain how you would expect glycogen levels in the liver to change after a meal, and why it would change in that way.

Glycogen levels are expected to increase in the liver after a meal. This is due to the digestion of the meal leading to an increase in blood sugar levels, triggering insulin release from the pancreas. Insuli...
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Answered by Daniela M. • Biology tutor
6089 Views

How does an enzyme work?

Enzymes are proteins, which are made up of long chains of aminoacids. Proteins have a primary structure (the sequence of aminoacids in the chain), a secondary structure (specific 3D shapes of the chain forme...
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Answered by Cezar B. • Biology tutor
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Describe why diffusion is important in plants and animals

Diffusion is the movement of gases across a partially permeable membrane from a high concentration to a low concentration and is important to allow the movement of substances across cell membranes. For examp...
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Answered by Lucy D. • Biology tutor
36925 Views

How does the heart pump oxygen around the body?

Our heart can be divided into a left and right side, each containing two chambers: an atrium and a ventricle. Low pressure blood flows into the atria and is pumped out of the ventricles (high pressure); thes...
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Answered by Ella B. • Biology tutor
4572 Views

What happens to the diaphragm during inspiration?

Diaphragm contracts which causes it to move downwards/become flatter
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Answered by Will H. • Biology tutor
3328 Views