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Genes
Fragments of DNA with information for a trait
Alleles
Different variations of a gene
Locus/Loci
Position of a gene
Genotype (genetic info)
Sets of genes of a individual.
Phenotype
External manifestation of genes.
Dominant allele.
the allele that shows on the phenotype when the individual has 2 different alleles. Ex: purple F
Recessive allele
The allele that is not expresses when an individual has two different alleles.
Homocygote.
Both alleles are the same.
.Heterocygotes
Individuals with a dominant and a recessive allele
Cloning
To produce two identical copies of DNA, cells or organisms
Genetic engeneeiring
Process that uses different laboratory technices to change the DNA.
Polymerase chain reaction. (PCR)
Technice to make many copies of a specific DNA region in vitro.
DNA replication
formation of an identical copies of the molecule of DNA
Amino- acids
molecules that join together to form proteins.
First image of DNA
1952- Franklin
The double helix
1953- Watson and Circk-
