If they worked in Arkansas (where teachers participate in Social Security) for at least 10 years and then taught in Texas (where teachers do not participate in Social Security), they would qualify for both Social Security and the Teacher Retirement System of Texas.
RNA virus. Definition. noun. A virus containing RNA as its genetic material.The RNA may be single stranded or double stranded. Examples of RNA viruses include Reoviruses, Picornaviruses, Togaviruses, Orthomyxoviruses, Rhabdoviruses, etc.Supplement.NA virus. Definition. noun. A virus containing RNA as its genetic material.
retrovirus A virus whose genetic material consists of RNA and which is able, by means of the enzyme reverse transcriptase, to manufacture its DNA equivalent and insert it into the genome of its host species.icensed from Columbia University Press. retrovirus, type of RNA virus that, unlike other RNA viruses, reproduces by transcribing itself into DNA. An enzyme called reverse transcriptase allows a retrovirus's RNA to act as the template for this RNA-to-DNA transcription.