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Biology
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State the function of the enzyme lactase

Break down the disaccharide lactose to the monosaccharides glucose and galactose.

Answered by Biology tutor
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There are many specialised cells in the body which have developed from embryonic stem cells. What is the name used to describe this process? Go on to describe how this process may occur.

Process - Differentiation.Explanation - The only genes which are expressed in the cell are those which are characteristic to that cell type.

Answered by Rory B. Biology tutor
1109 Views

What is the difference between an Alkane and Alkene?

Both alkanes and alkenes are examples of hydrocarbons, which mean they are made up of hydrogen and carbon only.Alkanes however are 'saturated' and have no double bonds between the carbon atoms.Alkenes on ...

Answered by Ellie T. Biology tutor
10431 Views

What is cytokinesis?

Cytokinesis is really just a fancy word for cell division. It is an important stage in both mitosis and meiosis that allows 2 new cells to be produced from 1. The way this is achieved is through the use o...

Answered by Divine A. Biology tutor
5339 Views

How does blood flow and oxygenation work in respect to the chambers of the heart?

Firstly, blood from the IVC (inferior vena cava), carrying deoxygenated blood from most of the body, after oxygen has been removed from the blood, diffused into the tissues and used for respiration, enter...

Answered by Dhruv P. Biology tutor
2025 Views

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