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Although DNA and RNA are practically identical, there are a few key differences between the two molecules. Function: DNA stores long-term genetic information and transmits genetic information to ma...

Haemoglobin acts as the Oxygen transportation system for the body. It is comprised of 4 polypeptide chains (quaternary protein structure) and each chain has an attached haem group. Each haem group allows ...

Glycogen is a polysaccharide of alpha glucose, joined together by glycosidic bonds which provide a branched structure.

Mitosis is used for asexual reproduction and produces 2 identical daughter cells which will have the smallest number of chromosomes as the parent cell, whereas meiosis is used in sexual reproduction and ...

DNA replication involves many steps and enzymes. As DNA is a double stranded helix it must be untwisted so that it can be copied. Each strand from the parental DN...