For our bodies to grow and for body tissue such as skin to continuou repair itself - our cells need to be able to product new identical copies our DNA) to replace our old ones. To help protect the strands of DNA original cell, they are packed into structures called chromosomes bef cell starts to divide. This cell division process is called mitosis - and how quickly cells divi mitotic rate. Nearly all humans have the same genes arranged in roughly the sam any other human. Scientists think our genetic code contains around 2 What is a gene? A gene is a segment of DNA, a paragraph of information, that provide proteins form the structure of cells, as well as helping them to functio and division - these are called proto-oncogenes.
What are chromosomes?
A chromosome is a package of genes and other bits of DNA and prot half of which come from our mother, the other half from our father. If a gene is a specific paragraph that contains details on how to one single building block of you, then a chromosome is a chapt this instruction book. There are 46 chapters in the instruction manual of you, or 46 chromosomes in total: 23 from your mum and 23 from your dad. https://news.cancerresearchuk.org/2018/05/29/science-surgery-whats-the-difference-between-the-words-genome-gene-and chromosome/#:~:text=A genome is an organism’s,organised in the same way.
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