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Proteins are polymers of Aminoacids. Aminoacids are joined in condensation reactions (water is eliminated) by peptide bonds. The primary structure is the order of aminoacids in the protein, while the seco...
The DNA replication is a process in which double stranded DNA molecule is divided into two daughter copies during cell division (mitosis). The replication of DNA takes in stages by semi conservative metho...
DNA replication was thought to be either conservative (two old strands of DNA stay together), semi-conservative (one old and one new strand of DNA), or dispersive (bit of old and newly replicated DNA in e...
-A genetic mutation within the lactase gene, for example base substitution, changes a codon -This codon codes for a different amino acid to be transcribed and translated-Therefore the sequence of amino ac...
A chemical neurotransmitter is released from the end of one neurotransmitter, and diffuses across the synapse to bind to transmitters on the next neurone to stimulate an electrical impulse.
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