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Donate Login … They still do not have complex structures of the cell, such as membrane or ribosomes, i.e. Viruses go through a process called the viral replication cycle which has several stages: Most viruses go through the same stages of replication. There are several types of viruses – and each has a different nucleic acid that serves as its genetic material: Whether the viral genome is composed either of RNA or DNA, they still contain very few genes. It means that you may not require vaccinations in your area but may need it when traveling to a certain part of the world. This particular stage is different in different types of viruses: Single strand DNA viruses: the strand of viral DNA goes to the nucleus because DNA replication proteins are located there. The main difference between a living and non-living entity is whether it can reproduce. a. For instance, you can take an anti-parasitic medication to protect yourself from contracting malaria when traveling to a high-risk area. Most biologists do not consider viruses to be living because they do not fulfill all the criteria for life. When you touch your face, there may be a cut or even a scratch that would allow a virus to enter your body. They packages in the cytoplasm and leave the host. 1 decade ago. Although the replicative life cycle of viruses differs greatly between species and category of virus, there are six basic stages that are essential for viral replication. However, depending on the type of genetic material they have, or types of proteins their capsid contains, they may replicate in a slightly different way. Answers (1) How do plants obtain nitrogen? Answers (2) 9. Viruses are intracellular obligate parasites, which means that they cannot replicate or express their genes without the help of a living cell.A single virus particle (virion) is in and of itself essentially inert. Find an answer to your question “Describe how and where viruses reproduce and the function or rna and dna in this process ...” in Biology if the answers seem to be not correct or there’s no answer. Animal viruses, unlike the viruses of plants and bacteria, do not have to penetrate a cell wall to gain access to the host cell. They also do not grow or reproduce on their own. Viruses can transfer through bodily secretions, so you should be careful while having sex. the host cell uses the genetic material to make new viruses. In this video, you see how the virus makes copies of itself. Viruses are not considered to be “living” because they require a host cell to survive long-term, for energy, and to reproduce. After the virus has sneaked into the cell, it needs to release its genome. sexually, by external fertilizationc. 1) well, viruses are non-living. Viruses reproduce by invading living cells, hijacking their cellular machinery, and forcing the host cell to make copies of the virus. More complex viruses, like the one shown above, also have individual fibers that attach to the plasma membrane of the cell firmly. There are multiple types of viruses, and each type has a slightly different way to make copies of themselves using proteins and ribosomes inside the cells. The structure of a virus and how it infects a cell. the host cell splits open, releasing the viruses. By using this form you agree with the storage and handling of your data by this website. It lacks needed components that cells have to reproduce. This means two things: Tissue or an organ can stop working due to their cells dying; The immune system reacts to the destruction, causing inflammation and fever (for instance, when we have influenza). DNA: This type of virus replicates similarly to that of the infected cell, using its DNA, so the virus is also multiplied by the host’s cellular processes. By mitosis b. However, those few genes still make the virus able to hijack cells for its own purpose. Viruses can reproduce only when they have found a host cell. The double strand viral DNA enters the nucleus and inserts itself into the genome of the host. An infected cell focuses its all resources on the production of new viruses and stops doing anything else. they need and host to reproduce. They also do not grow or reproduce on their own. the DNA can do one of the following: A) destroy the hosts DNA and reprogram the cell to make more viruses. D 1. The nuclear proteins make the second strand of viral DNA, and an intermediate double strand viral DNA is formed. Viral diseases and infections have plagued the lives of humans. D) inserting DNA into the host cell. they next inject there DNA or RNA into the cell. Certain infections may be a lot more common in places where you are going as compared to where you live. Biology. As you may know, there is an ongoing debate about whether one should list viruses among living things. This cycle of virus reproduction is often called the lytic cycle. Viruses do not have cells. Ask your doctor about important vaccinations and be sure to practice good personal hygiene when in another country. A virus reproduces by first inserting its genetic material into a host cell. 2 See answers Jonaho Jonaho the virus attaches itself to a specific host cell (the cell in which it will reproduce) the virus injects its genetic material into the host cell. Q: Where is hyaline cartilage found in the body? If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked. - edu-answer.com Save my name, email, and website in this browser for the next time I comment. The structure of a virus and how it infects a cell. It is therefore better to take precautionary measures and avoid becoming infected in the first place. Please help me with both ? Available for CBSE, ICSE and State Board syllabus. The viral DNA region is used for making proteins and new viral genomes. You should also take precautions if you are in an area where mosquitoes are known for spreading infections. Its secret is its genetic blueprints. Non-enveloped or “naked” animal viruses may enter cells in two different ways. Here are the ways by which viruses can reproduce. Viruses are responsible for many diseases, including influenza (the flu), COVID-19, human immunodeficiency virus (HIV) and many more. Some viruses are airborne, like the flu and cold viruses – they can infect the host through the nose and mouth. This makes them totally dependent on their host. Be sure to wash your hands using warm water and soap – it is better to wash your hands for 20 seconds and go up to your wrists. During endocytosis, the cell surrounds the viral particle with a piece of its own membrane, makes a “. How do viruses reproduce?a. How do viruses reproduce? View this answer. 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