In the name Staphylococcus aureus, aureus is the
genus.
domain name.
species.
kingdom.
family name.
The Correct Answer is C
A. genus: In the binomial nomenclature system, the genus is the first part of the organism’s scientific name. For Staphylococcus aureus, “Staphylococcus” represents the genus, grouping bacteria with similar morphological and genetic characteristics, such as forming clusters of cocci.
B. domain name: The domain is the highest taxonomic rank and classifies life into broad categories such as Bacteria, Archaea, or Eukarya. It is not indicated in the binomial name and is separate from the genus and species designations.
C. species: The species is the second part of the binomial name, in this case, “aureus.” It identifies the specific organism within the genus, distinguishing it from other Staphylococcus species. The species name often reflects a characteristic trait, such as the golden color of colonies in S. aureus.
D. kingdom: Kingdom is a high-level taxonomic category below domain. In bacterial classification, the kingdom would be Bacteria, but it is not represented in the binomial name.
E. family name: Family is an intermediate taxonomic rank above genus and below order. For Staphylococcus aureus, the family is Staphylococcaceae, which groups related genera. The family name is not part of the binomial nomenclature.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Plasmids are small, circular, double-stranded DNA molecules that exist independently of the bacterial chromosome. They often carry genes that provide selective advantages, such as antibiotic resistance, virulence factors, or metabolic capabilities, allowing bacteria to adapt rapidly to environmental pressures. Plasmids can replicate autonomously and may be transferred between bacteria through processes like conjugation, promoting the spread of resistance or virulence traits. Unlike the chromosomal DNA, plasmids are not essential for basic survival but play a critical role in bacterial evolution and pathogenicity.
Correct Answer is A
Explanation
In biological classification, taxonomy follows a hierarchical structure where each level is nested within the level above it. The hierarchy from most general to most specific is: domain, kingdom, phylum, class, order, family, genus, and species. If two organisms belong to the same order, they are automatically part of the same class, because an order cannot exist outside of a single class. This ensures that organisms grouped in an order share broader characteristics defined at the class level. Understanding this hierarchy is essential for studying evolutionary relationships and organizing the diversity of life systematically.
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.