Question

Do viruses have single chromosomes?

Answer 1

Chromosomes in Viruses:

1. Viral genomes are made up of either DNA or RNA, never both.
2. This is not always necessary that viruses have single chromosome.
3. All viruses except one family of viruses have haploid genomes, the retroviruses
4. Human immunodeficiency virus (HIV) is a diploid virus, each virion carries two complete RNA genomic strands.It belongs to retroviruses.