武汉大学生命科学学院
... （ +）11. The poxvirus contains dsDNA genome and the particle structure is very complex （ -）12. Picornavirus particle contain more than 100 different proteins （ -）13. The tailed bacteriophages are released from the host cell by budding （ -）14. The tailed bacteriophages have separate assembly pathways ...
... （ +）11. The poxvirus contains dsDNA genome and the particle structure is very complex （ -）12. Picornavirus particle contain more than 100 different proteins （ -）13. The tailed bacteriophages are released from the host cell by budding （ -）14. The tailed bacteriophages have separate assembly pathways ...
Virus Webquest - Northwest ISD Moodle
... they ________________, animals, plants, or bacteria. 5. Viruses are further classified into families and genera based on three structural considerations: 1) the type and size of their ___________________________, 2) the size and shape of the __________________________, 3) whether they have a lipid _ ...
... they ________________, animals, plants, or bacteria. 5. Viruses are further classified into families and genera based on three structural considerations: 1) the type and size of their ___________________________, 2) the size and shape of the __________________________, 3) whether they have a lipid _ ...
Virusesand Prions - Pandem-Sim
... These five basic steps take place in all viral replication, but different viruses accomplish them in slightly different ways. Some viruses enter the host nucleus and use the cell’s structures to replicate, but stay separate from the cell’s genetic material. Adenovirus is an example of a DNA virus th ...
... These five basic steps take place in all viral replication, but different viruses accomplish them in slightly different ways. Some viruses enter the host nucleus and use the cell’s structures to replicate, but stay separate from the cell’s genetic material. Adenovirus is an example of a DNA virus th ...
Viruses
... The process of progeny viruses getting out of host cell. – Naked viruses: released by cell lysis. – Enveloped viruses: usually released by budding. ...
... The process of progeny viruses getting out of host cell. – Naked viruses: released by cell lysis. – Enveloped viruses: usually released by budding. ...
Bacteria & Viruses Chapters 24 & 25
... Viral Cycles Lytic Cycle (viruses that undergo this are virulent – cause disease) The virus invades host cell, produces new viruses, destroys host cell as new viruses are released ...
... Viral Cycles Lytic Cycle (viruses that undergo this are virulent – cause disease) The virus invades host cell, produces new viruses, destroys host cell as new viruses are released ...
THE GENETICS OF VIRUSES
... o some are broad enough for several species, some can only infect single species Eukaryotic viruses are tissue specific Steps of a viral infection 1- genome of a virus enters host cell-(entrance mechanism differs by type) 2- Virus reprograms host cell to copy viral nucleic acid and manufacture viral ...
... o some are broad enough for several species, some can only infect single species Eukaryotic viruses are tissue specific Steps of a viral infection 1- genome of a virus enters host cell-(entrance mechanism differs by type) 2- Virus reprograms host cell to copy viral nucleic acid and manufacture viral ...
Ch 24 - Bacteria
... virus may directly produce RNA that then makes more viral proteins OR 2.) it may join with the host cell’s DNA to direct the synthesis of new viruses ...
... virus may directly produce RNA that then makes more viral proteins OR 2.) it may join with the host cell’s DNA to direct the synthesis of new viruses ...
Proteases and Viruses
... attach to only those cells within its host range (the range of organisms and cell types it infects). In the case of naked ...
... attach to only those cells within its host range (the range of organisms and cell types it infects). In the case of naked ...
RNA dependent synthesis of DNA and RNA
... complementary RNA synthesis, immediately. The complementary strand is then, itself, able to act as a template for the production of new viral genomes which are further packaged and released from the cell ready to infect more host cells. The advantage of this method of replication is that there is no ...
... complementary RNA synthesis, immediately. The complementary strand is then, itself, able to act as a template for the production of new viral genomes which are further packaged and released from the cell ready to infect more host cells. The advantage of this method of replication is that there is no ...
Answers to Mastering Concepts Questions
... 3. An enveloped virus gains its outer membrane from the host cell membrane. 4. A virus’s host range is the array of cells (hosts) that it will be able to infect. 5. It is important to know the reservoir species for a virus that causes a disease in humans because this knowledge can be used to control ...
... 3. An enveloped virus gains its outer membrane from the host cell membrane. 4. A virus’s host range is the array of cells (hosts) that it will be able to infect. 5. It is important to know the reservoir species for a virus that causes a disease in humans because this knowledge can be used to control ...
Foundations in Microbiology
... – budding – exocytosis; nucleocapsid binds to membrane which pinches off and sheds the viruses gradually; cell is not immediately destroyed – lysis – nonenveloped and complex viruses released when cell dies and ruptures ...
... – budding – exocytosis; nucleocapsid binds to membrane which pinches off and sheds the viruses gradually; cell is not immediately destroyed – lysis – nonenveloped and complex viruses released when cell dies and ruptures ...
Foundations in Microbiology
... – budding – exocytosis; nucleocapsid binds to membrane which pinches off and sheds the viruses gradually; cell is not immediately destroyed – lysis – nonenveloped and complex viruses released when cell dies and ruptures ...
... – budding – exocytosis; nucleocapsid binds to membrane which pinches off and sheds the viruses gradually; cell is not immediately destroyed – lysis – nonenveloped and complex viruses released when cell dies and ruptures ...
7.6 Viruses
... • Consists of double stranded DNA • Envelope derived from host cell nuclear envelope not from plasma membrane • It, therefore, reproduces within the nucleus • May integrate its DNA as a provirus • Tends to recur throughout lifetime of infected ...
... • Consists of double stranded DNA • Envelope derived from host cell nuclear envelope not from plasma membrane • It, therefore, reproduces within the nucleus • May integrate its DNA as a provirus • Tends to recur throughout lifetime of infected ...
Regulation of Gene Expression
... Expression in Bacteria Adapting to changing environments Example: The lac operon ...
... Expression in Bacteria Adapting to changing environments Example: The lac operon ...
Genetics of Viruses and Bacteria-ap
... Viral envelope fises with cell’s plasma membrane, and the capsid and viral genome enter the cell Cellular enzymes remove capsid Viral genome serves as template for replication of RNA strands a. Templates for new RNA b. Serve as mRNA for protein synthesis Vesicles transport glycoproteins to cell’s pl ...
... Viral envelope fises with cell’s plasma membrane, and the capsid and viral genome enter the cell Cellular enzymes remove capsid Viral genome serves as template for replication of RNA strands a. Templates for new RNA b. Serve as mRNA for protein synthesis Vesicles transport glycoproteins to cell’s pl ...
CH 19 Viruses Virus Discovery Viruses were detected indirectly long
... Single-stranded or double-stranded? ...
... Single-stranded or double-stranded? ...
tus Scrupps RrsnaRcu Ixsrrrurn - The Scripps Research Institute
... crossto move from cell to cell. This movementoccursthroughplasmodesmata, channelsthat spanthe cell wall and provide continuitybetweenadjacentcells. These intercellular connectionsplay an importantrole in cell-to-cellcommunicationand provide the route through which water and other substances passfrom ...
... crossto move from cell to cell. This movementoccursthroughplasmodesmata, channelsthat spanthe cell wall and provide continuitybetweenadjacentcells. These intercellular connectionsplay an importantrole in cell-to-cellcommunicationand provide the route through which water and other substances passfrom ...
Negative sense RNA viruses
... These viruses appear to be among the least successful of negative strand RNA viruses in that they have a restricted host range and limited distribution. They are among the most feared by humans because of their spectacular symptomatology and often fatal outcome of infection. ...
... These viruses appear to be among the least successful of negative strand RNA viruses in that they have a restricted host range and limited distribution. They are among the most feared by humans because of their spectacular symptomatology and often fatal outcome of infection. ...
Topic 15 - FSU Biology
... 5. Know the importance of bacterial genetic recombination and the three ways it may take place in prokaryotic cells. Virus- RNA or DNA accompanied by protein which have the capacity to harness the machinery of cells for replication; they are not living per se since they cannot replicate themselves V ...
... 5. Know the importance of bacterial genetic recombination and the three ways it may take place in prokaryotic cells. Virus- RNA or DNA accompanied by protein which have the capacity to harness the machinery of cells for replication; they are not living per se since they cannot replicate themselves V ...
Chapter 5: Viruses and Monerans
... ignore its normal functions and to produce more virus particles instead. The virus particles then leave the host cell to infect other cells. 2. Would you classify viruses as living or nonliving? Explain. Arguments can be made for both sides. Because viruses are not cells, they cannot perform all the ...
... ignore its normal functions and to produce more virus particles instead. The virus particles then leave the host cell to infect other cells. 2. Would you classify viruses as living or nonliving? Explain. Arguments can be made for both sides. Because viruses are not cells, they cannot perform all the ...
Notes 3 Microbes - harnettcountyhighschools
... __________________= viral DNA that’s integrated into the host cell’s chromosome Every ________ that originates from an infected host cell has a __________________________ The lysogenic phase can continue for many _____________ At any time the provirus can activate and enter a ______________ cycle 3) ...
... __________________= viral DNA that’s integrated into the host cell’s chromosome Every ________ that originates from an infected host cell has a __________________________ The lysogenic phase can continue for many _____________ At any time the provirus can activate and enter a ______________ cycle 3) ...
viruses! - Science with Mrs. Schulte
... 3. Virus’ genetic material takes over the cell’s functions. It instructs the cell to produce the virus’ proteins and genetic material. 4. The proteins and genetic material then assemble into new viruses. 5. The cell bursts and releases new viruses ...
... 3. Virus’ genetic material takes over the cell’s functions. It instructs the cell to produce the virus’ proteins and genetic material. 4. The proteins and genetic material then assemble into new viruses. 5. The cell bursts and releases new viruses ...
Virus Structure
... • covalently linked protein at the 5 end. In at least some viruses this is a vestige of a primer that was used for initiation of genome synthesis • Some genome RNAs have one or both of the modifications that occur in eukaryotic messenger RNAs (mRNAs): a methylated nucleotide cap at the 5 end and a s ...
... • covalently linked protein at the 5 end. In at least some viruses this is a vestige of a primer that was used for initiation of genome synthesis • Some genome RNAs have one or both of the modifications that occur in eukaryotic messenger RNAs (mRNAs): a methylated nucleotide cap at the 5 end and a s ...