Top answers

Biology
GCSE

As one of the body's homeostatic mechanisms, blood glucose levels are controlled for by the hormone insulin. Explain how the regulation in blood glucose differs in a healthy individual and in somebody with type 1 Diabetes?

After the ingestion of a meal containing carbohydrate, glucose is released into the blood stream from the gut. An increase in blood glucose stimulates the secretion of the hormone, Insulin from the pancre...

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Answered by Hannah S. Biology tutor
4311 Views

Describe how the structure of ATP is similar to and differs from the structure of a DNA nucleotide.

First of all, one can tell a lot about the structure of these molecules by looking at their full names - Adenosine triphosphate and deoxyribose nucleic acid.

There are many structural similarities ...

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Answered by Alfie B. Biology tutor
20952 Views

what are enzymes?

Enzymes are biological catalysts. They speed up chemical reactions in all living things, and allow them to occur more easily. They occur in plant cells and animal cells. ...

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Answered by Alex B. Biology tutor
3751 Views

What's the difference between cell division and cell differentiation?

Cell differentiation allows a cell to specialize to achieve a specific function Multicellular organisms (eg: humans) have different types of cells which have different functions. For exam...

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Answered by Svet L. Biology tutor
43137 Views

Describe the key features of a velocity-time graph?

A velocity-time graph shows the speed and direction an object travels over a specific period of time. Velocity-time graphs are also called speed-time graphs. The vertical axis of a velocity-time graph is ...

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10190 Views

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