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A bacterium is a single-celled, often parasitic microorganism without a distinct nucleus or an organized cell structure. It has cytoplasm and a cell wall, but no true nucleus. Various species are responsible for decay, fermentation, nitrogen fixation, and many plant and animal diseases.
Bacteria are classed in a kingdom of their own, prokaryota (although, this kingdom may now be regarded as two separate kingdoms, archaea and bacteria).
A virus is a submicroscopic parasitic particle consisting of a strand of nucleic acid surrounded by a protein coat (capsid). It does not have cytoplasm or a nucleus and can only replicate within a host cell (has parasitic nature).
Viruses are not considered to be independent living organisms as the only characteristic of life they show is reproduction.
That is, bacteria are LIVING while viruses are NON-LIVING.
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What can both bacteria and viruses have?
Both bacteria and viruses can have genetic material, which can be either DNA or RNA. Additionally, they can both evolve over time, adapting to their environments and developing resistance to treatments. Furthermore, both can cause infections and diseases in hosts, although their mechanisms of infection and replication differ significantly.
Why do Bacteria differ from viruses because bacteria have?
Bacteria are single-celled organisms that can live independently and reproduce by dividing, whereas viruses are acellular particles that require a host cell to replicate. Bacteria have a cellular structure with organelles like a cell membrane and ribosomes, while viruses consist of genetic material (DNA or RNA) encased in a protein coat. Additionally, bacteria can be killed by antibiotics, whereas viruses are not affected by antibiotics and require antiviral medications.
How does the immune response to viruses differ from the immune response to bacteria?
It happens as our body do not have anti-bodies [ means the copy of the virus to make a trap for it ], but in bacterial it is done just by destroying as the bacteria do not conquer a tissue or a cell to make their army.
How do viruses differ in the way they multiply and reproduce with bacteria fungi and parasites?
Viruses differ from bacteria, fungi, and parasites in that they cannot reproduce independently; they require a host cell to replicate. While bacteria and fungi can divide and reproduce on their own through processes like binary fission or budding, viruses hijack the host's cellular machinery to produce new viral particles. Additionally, parasites are typically multicellular organisms that can reproduce sexually or asexually within or outside a host, whereas viruses are acellular and rely entirely on their host's biological processes for replication.
Similarities between bacteria and virus?
Both bacteria and viruses are microscopic organisms that can cause infections in humans. They can both be transmitted through various means such as droplets, contaminated food or water, and direct contact. However, they differ in structure, with bacteria being single-celled organisms while viruses are inert genetic material that require a host cell to replicate.
If bacteria are living cells how do they reproduce?
DNA Viruses: "The genome replication of most DNA viruses takes place in the [host] cell's nucleus." RNA Viruses: "Replication usually takes place in the cytoplasm." Of course, some viruses will differ from these generalizations.
Do bacteria or viruses or both contain genetic information?
Both bacteria and viruses contain genetic information. Bacteria have DNA that carries their genetic material, allowing them to reproduce and carry out metabolic processes. Viruses, on the other hand, can contain either DNA or RNA as their genetic material, but they rely on host cells to replicate and express their genes. Thus, both microorganisms possess genetic information, but their structures and replication mechanisms differ significantly.
How do viruses and bacteria differ?
The 5 Kingdoms in biology provide categories for all living things. They are:PlantsAnimalsBacteriaFungiProkaryotesViruses have to have a host cell (or an 'invaded' cell) to survive, so scientists don't class them as a living organism.Viruses are different from all bacteria.
What is the difference between staphylococcus and streptococcus bacteria?
Staphylococcus and Streptococcus are both types of bacteria, but they differ in their shape and arrangement. Staphylococcus bacteria are round-shaped and form clusters, while Streptococcus bacteria are round-shaped and form chains. Additionally, they can cause different types of infections and respond to different antibiotics.
HOW IS A HIDDEN VIRUSES DIFFER FROM ACTIVE VIRUS?
Hidden viruses, often referred to as latent or dormant viruses, integrate their genetic material into the host's genome and remain inactive until triggered, often by factors such as stress or immune suppression. In contrast, active viruses replicate and produce new viral particles, leading to infection and symptoms in the host. This distinction impacts how infections are treated and managed, as latent viruses can reactivate later, while active viruses require immediate intervention.
How do the cells of the bacteria differ from those of eukaryotes?
Bacteria are prokaryotes.
How do prions differ from viruses and bacteria?
Prions are unique infectious agents composed solely of misfolded proteins, lacking nucleic acids, while viruses are made up of genetic material (DNA or RNA) encased in a protein coat and require a host cell to replicate. Bacteria are single-celled organisms with a cellular structure, capable of independent metabolism and reproduction. Unlike viruses and bacteria, prions propagate by inducing abnormal folding in normal proteins, leading to neurodegenerative diseases without any genetic material involved.
