Top answers

Biology
GCSE

What is the function of the mitochondria in cells?

The mitochondria is where energy in the form of ATP is produced from glucose

LW
Answered by Louis W. Biology tutor
2930 Views

What is a gene?

A section of DNA in a chromosome, that codes for the production of a specific protein. Genes have different alleles that provide variation.

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Answered by Tanisha P. Biology tutor
2750 Views

What are the different ways in which substances can move across cell membranes?

Passive transport Diffusion = occurs in gases or aqueous solutions whereby particles are free to move and spread from a higher concentration to a lower concentration. An example is air freshener being spr...

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Answered by Alisha R. Biology tutor
6841 Views

How does energy move through a food chain?

In most food chains, all of the energy which is used originally comes from the sun. Plants are "photoautotrophs", which means that they can use light energy from the sun to fuel their life proce...

DM
Answered by Daniel M. Biology tutor
30086 Views

How do enzymes work and what would be the effects of an increasing temperature on an enzyme controlled reaction?

Enzymes are biological catalysts that work by increasing the speed of a reaction, without being altered or used up in the reaction. Each enzyme has an active site specific to a particular substrate and th...

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Answered by Jessica H. Biology tutor
3149 Views

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