1 In the search box, type Defender and then, in the list of results, click Windows Defender. 2  Click Tools, and then click Options. 3  Click Real-time protection, and then select the Use real-time protection (recommended) check box.  Select the options you want, and then click Save.
plasmid / plasmids. A plasmid is a small, circular, double-stranded DNA molecule that is distinct from a cell's chromosomal DNA. Plasmids naturally exist in bacterial cells, and they also occur in some eukaryotes. Often, the genes carried in plasmids provide bacteria with genetic advantages, such as antibiotic resistance.
Confidence votes 6.2K. A bacterial plasmid is usually a circular (sometimes linear) piece of double-stranded DNA found in bacteria that is distinct from the bacterium's chromosome. It carries non-essential genes that can augment a bacterium's ability to survive in certain circumstances.