1 A solid. 2  There is one unusual exception. 3  Native mercury is a mineral and is the only metal that is a liquid at normal temperatures. 4  Has a regular crystal structure. A solid. 2  There is one unusual exception. 3  Native mercury is a mineral and is the only metal that is a liquid at normal temperatures. 4  Has a regular crystal structure.
A frameshift mutation (also called a framing error or a reading frame shift) is a genetic mutation caused by indels (insertions or deletions) of a number of nucleotides in a DNA sequence that is not divisible by three.
Frameshift Mutation Definition with Example. Mutation is basically change in DNA sequence and it can occur in many different ways. DNA can be changed, resulting in different types of mutation. Following are some important types of mutations. You are now familiar with codons, as codons are discussed earlier in this article.