1 Completion of a coding training program. 2  At least two years of experience in the field. 3  CCA certificate and at least one year of experience in the field.  Coding certificate from another certifying body and at least one year of experience.
Rating Newest Oldest. Best Answer: No, plasmids are not necessary to allow bacteira to survive .Plasmids are typically not strictly for survival and are only beneficial under certain conditions. The DNA necessary for bacterial life is usually in the chromosomal DNA. The plasmid DNA may confer benefits but the function of most plasmid DNA is currently unknown. Scientists have selected for plasmid free bacteria, and plasmid-free strains, especially E. coli, are available commercially.
344 CHAPTER 12 Bacteria, Protists, and Fungi What are bacteria? They are found almost everywhereâin the air you breathe, in the food you eat, in the water you drink, and even deep in the ocean. They are on your clothes, on your shoes, and on the fam-ily dog or cat. A shovelful of soil contains billions of them. It