What type of virus is the Zika virus?

Zika virus is classified as a single-stranded RNA virus. This classification is critical because it informs us about the virus's genetic material, its replication process, and its potential for causing disease. The single-stranded nature of the RNA allows it to replicate quickly within host cells, contributing to its infectious capability.

Understanding the virus type is essential for epidemiology and vaccine development. Viruses with single-stranded RNA genomes, like Zika, often have higher mutation rates than double-stranded RNA or DNA viruses, which can affect their transmissibility and the public health response required. In contrast, the other options include different types of viruses that do not apply to Zika, such as double-stranded viruses or those with DNA genomes. This distinction ensures that medical professionals can target the specific viral vulnerabilities with appropriate treatments and preventive measures.