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Enzymes are biological catalysts and speed up reactions happening inside organisms. An increase in temperature increases the rate of enzyme activity and therefore rate of reaction up to a certain point. In m...

Begin with an introduction establishing the question you are answering (including defining any of the terms that you will be focusing on) and what your main argument will be when addressing it. Think of this...

Biconcave shape- Increases the surface area of the red blood cell, meaning there is a greater surface over which diffusion of the gases being exchanged can occur (CO2/ O2).No nucleus- Allows red blood cells ...

Protein synthesis consists of two stages- transcription and translation . Transcription takes place in the nucleus- this is where a strand of mRNA is formed. A section of DNA is unwound by an enzyme (RNA pol...

Groynes are man-made low walls or sturdy timber barriers built into the sea. They are a form of coastal protection that are built at right angles to the shore to prevent longshore drift. These structures abs...