BIOC20 LEC 10 EXAM QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS VERIFIED LATEST UPDATE
Retroviruses
Viruses that replicate via reverse transcription.
Reverse Transcription
Process converting RNA into DNA using reverse transcriptase.
Integration
Insertion of viral DNA into host genome.
Transcription
Synthesis of RNA from DNA template.
Splicing
Modification of RNA by removing introns.
Assembly
Formation of new viral particles within host cell.
Release
Budding of new virions from host cell membrane.
Human Immunodeficiency Virus (HIV)
A retrovirus causing AIDS in humans.
Genome
Complete set of viral genetic material.
Proteins
, Molecules performing various functions in the virus.
Entry
Process of viral particles entering host cells.
Replication
Duplication of viral genome within host.
Latent Infection
Dormant state of viral infection without symptoms.
Protein Functions
Roles of viral proteins in infection and replication.
Assembly and Budding
Formation and release of new virions.
5' Cap
Modified guanine nucleotide at RNA's 5' end.
Poly(A) Tail
String of adenine nucleotides added to RNA's 3' end.
R Sequences
Repeated sequences at both ends of viral RNA.
U5 Region
Untranslated region at 5' end, 80-200 nt long.
U3 Region
Untranslated region at 3' end, 240-1200 nt long.
tRNA Primer
Cellular tRNA used as a primer in reverse transcription.
COMPLETE SOLUTIONS VERIFIED LATEST UPDATE
Retroviruses
Viruses that replicate via reverse transcription.
Reverse Transcription
Process converting RNA into DNA using reverse transcriptase.
Integration
Insertion of viral DNA into host genome.
Transcription
Synthesis of RNA from DNA template.
Splicing
Modification of RNA by removing introns.
Assembly
Formation of new viral particles within host cell.
Release
Budding of new virions from host cell membrane.
Human Immunodeficiency Virus (HIV)
A retrovirus causing AIDS in humans.
Genome
Complete set of viral genetic material.
Proteins
, Molecules performing various functions in the virus.
Entry
Process of viral particles entering host cells.
Replication
Duplication of viral genome within host.
Latent Infection
Dormant state of viral infection without symptoms.
Protein Functions
Roles of viral proteins in infection and replication.
Assembly and Budding
Formation and release of new virions.
5' Cap
Modified guanine nucleotide at RNA's 5' end.
Poly(A) Tail
String of adenine nucleotides added to RNA's 3' end.
R Sequences
Repeated sequences at both ends of viral RNA.
U5 Region
Untranslated region at 5' end, 80-200 nt long.
U3 Region
Untranslated region at 3' end, 240-1200 nt long.
tRNA Primer
Cellular tRNA used as a primer in reverse transcription.
