Occurs when a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene.
A sequence of three nucleotides that together form a unit of genetic code in a DNA or RNA molecule
The addition of one or more nucleotide base pairs into a DNA sequence.
The movement of ions or molecules across a cell membrane into a region of higher concentration, assisted by enzymes and requiring energy.
Process when code carried by mRNA is decoded to produce the specific sequence of amino acids in a polypeptide chain.
A genetic mutation caused by insertions or deletions of a number of nucleotides in a DNA sequence
The movement of water molecules through a selectively permeable membrane from higher water concentration to a lower water concentration
The process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA).
The vascular tissue in plants that conducts water and dissolved nutrients upward from the root