An RNA virus is a virus that has RNA (ribonucleic acid) as its genetic material Viral Genetics Introduction to Viruses: A virus is a biological agent that reproduces inside…

Slide 1Chapter 14 Phage Strategies Slide 2 14.1 Introduction Bacteriophages are viruses that infect bacteria. Figure 14.CO: TEM of a T4 phage. © Dr. Harold Fisher/Visuals…

Slide 1Regulation of Gene Expression 11 Slide 2 Chapter 11 Regulation of Gene Expression Key Concepts 11.1 Several Strategies Are Used to Regulate Gene Expression 11.2 Many…

Slide 1Defective Interfering RNAs DI RNAs are formed by deletion and recombination during viral RNA replication They require helper virus to replicate and to be packaged…

Regulation of Gene Transcription ( I, Prokaryotes) Regulation of gene expression DNA Transcription RNA Processing & splicing Translation •Regulation of gene expression…

1. VIRIODS AND PRIONS PRESENTED BY- HASNAHANA CHETIA M.Sc Ist Sem. DEPTT. OF BIOTECHNOLOGY, G.U. 2. VIRIODS Viriods are a group of virus-like pathogens much smaller and distinctly…

Bacteriophage -Lambda Lambda Phage â is a temperate phage infect E.coli cells. Structure of the virus particle consist of Head ( icosahedral in shape ) and Long flexible…

Slide 1 Viruses and phages Slide 2 Several types of independent genetic units in bacteria integrated Plasmid vs. episome = lytic vs. lysogenic phage an autonomous units as…

Slide 1 Goals: Discuss 3 examples of transcriptional regulation -Lac operon -Coordinated gene regulation -Regulation of transcription without regulation of polymerase Slide…

Slide 1 Chapter 13 The Genetics of Viruses and Prokaryotes Biology 101 Tri-County Technical College Pendleton, SC Slide 2 Slide 3 Viral Components Are obligate intracellular…