What is Genetic Analysis?

Genetic analysis, also known as genetic analysis, is the process of determining the number of genes, genetic properties, which linkage group they belong to and their loci on a chromosome, etc. about a certain genetic trait.

Genetic analysis

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Genetic analysis, also known as genetic analysis, is the process of determining the number of genes, genetic properties, which linkage group they belong to and their loci on a chromosome, etc. about a certain genetic trait.
Chinese name
Genetic analysis
Foreign name
genetic analysis
Also known as
Genetic analysis
Definition
Determining the number of genes related to a genetic trait
Genetic analysis, also known as genetic analysis, is the process of determining the number of genes, genetic properties, which linkage group they belong to and their loci on a chromosome, etc. about a certain genetic trait.
Genetic analysis, also known as genetic analysis, is the process of determining the number of genes, genetic properties, which linkage group they belong to and their positions on the chromosome, etc. about a certain genetic trait. If a mutant is considered to be the product of a genetic mutation, it can be crossed with the wild type at this time. If the genetic dynamics of the mutant trait can be effectively studied from the hybrid F2 generation, or until before and after F3, the mutant gene is Recessive and recessive relationships of wild-type genes, as well as other aspects of nature and quantity can be estimated. For example, the mutation trait is a dominant mutation in the F1 generation, and when the F2 generation has a 15: 1 separation ratio, it is related to two synonymous genes. After the number and nature of the genes are determined, it is necessary to further determine which genes each belongs to. Linkage groups and gene loci. A system with a known mutant gene is crossed with the mutant system. Statistically determine the separation ratio of F2 or hybridization. If it is linkage inheritance, the two genes belong to the same linkage group. The swap value is expressed as a relative distance. For the two known genes, if you know the exchange value, you can know the arrangement order from the distance relationship between the three genes. The genes mentioned above often change their expression due to the relationship between environment and genotype. This requires attention when investigating the separation ratio. For organisms such as fungi and bacteria that are originally haploid, genetic analysis can be performed using heterokaryon and partial diploid methods. In addition, even some molds that cannot be hybridized can be analyzed to some extent by somatic cell recombination. Generalized genetic analysis also includes physiological and biochemical analysis of gene function and structure, as well as analysis of the distribution and change of population genetic composition.

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