What is contained within a nucleus of a cell and how is this made up or arranged

DNA is contained within the nucleus of the cell. It contains genes which are a sequence of DNA codes. Each gene codes for a protein. All the DNA is coiled into structures called chromosomes. There are 46 chromosomes in total.

DP

Related Biology GCSE answers

All answers ▸

What is diffusion? Provide an example of this process in a biological system.


Explain the effect of temperature and pH on enzyme-catalysed reactions:


Define a gene


What are the main differences between mitosis and meiosis?