In recent studies, was the most widely used illicit drug by drivers who "drug and drive."

Marijuana was the most widely used illict drug

Monosomy  Chromosomes

Explanation:

The expression "monosomy" is utilized to explain the one member of the pair of chromosomes from a couple of chromosomesIn this way, there are 45 chromosomes in every cell of the body rather than the typical 46  Chromosome segregation is the proceed in matched homologous chromosomes, separate and the eukaryotes by which two sister chromatids shaped as an outcome of DNA replication,from one another and relocate to  opposite poles of the coreThis segregation procedure happens during both mitosis and meiosis