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Biology
GCSE

explain the circulation of blood pumped by the heart

Your heart pumps blood from its left side, through the aorta (the main artery leaving the heart) and into the arteries. The blood travels through your arteries, which divide off into smaller and smaller b...

Answered by Vedika A. Biology tutor
7591 Views

Describe how living things are involved in the constant cycling of carbon.

plants uses carbon dioxide during photosynthesis. plants use carbon to make carbohydrates and cellulose. animals then eat plants and carbon is passed down. Animals then respire and release carbon dioxide ...

Answered by Vedika A. Biology tutor
26799 Views

Explain the differences between meiosis and mitosis

Mitosis: Will produce 2 daughter cells that are genetically IDENTICAL. Used for growth and repair. Meiosis: Produces 4 daughter cells from a parent cell and they will all be genetically unique. Will produ...

Answered by Martin R. Biology tutor
2794 Views

What is the difference between breathing and respiration?

It is understandable why there is confusion between the two terms as we use the term 'respiratory system' to refer to the lungs and associated structures, even though they are not directly involved in the...

Answered by Ariadne H. Biology tutor
2253 Views

How does temperature affect enzyme activity?

A low temperatures enzyme activity will be slow but as the temperature rises the enzyme will gain more kinetic energy and hence move around more enabling greater interaction with the substrate. This will ...

Answered by Amelia W. Biology tutor
12598 Views

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