transduction definition biology
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Bacteria and Viruses Transduction. Transduction is the process by which DNA is transferred from one bacterium to another by a virus. It also refers to the process whereby foreign DNA is introduced into another cell via a viral vector.eneralized transduction is the process by which any bacterial gene may be transferred to another bacterium via a bacteriophage, and typically carries only bacterial DNA and no viral DNA. In essence, this is the packaging of bacterial DNA into a viral envelope.
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MADMAN BIOLOGY Transduction. 1  Another method of genetic transfer and recombination is transduction. 2  This method involves the transfer of DNA from one bacterium to another with the use of a bacteriophage (phage). 3  A phage is a virus that infects bacteria. 4  The phage T4 and the phage lambda, for example, both infect E. coli.
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Sound Transduction in the Ear Sound Transduction in the Ear. Sound Transduction is the process by which the ear senses ambient sounds and translates them into nerve impulses in order to relay the information to the brain. For patients with hearing conditions, doctors, and medical students alike it is important to know the mechanism behind hearing.his process description will illustrate the path sound waves take in order to reach the brain, and how the inner ear is capable of distinguishing between the range of frequencies a human hears (50- 18,000 Hz).
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Sound Transduction in the Ear Sound Transduction in the Ear. Sound Transduction is the process by which the ear senses ambient sounds and translates them into nerve impulses in order to relay the information to the brain.
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Signal transduction Signal transduction involves the binding of extracellular signaling molecules also called ligands to receptors that trigger events inside the cell. The combination of signaling molecule with a receptor causes a change in the conformation of the receptor, known as receptor activation.econd messengers are the substances that enter the cytoplasm and act within the cell to trigger a response. In essence, second messengers serve as chemical relays from the plasma membrane to the cytoplasm, thus carrying out intracellular signal transduction.
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MADMAN BIOLOGY 1 Another method of genetic transfer and recombination is transduction. 2  This method involves the transfer of DNA from one bacterium to another with the use of a bacteriophage (phage). 3  A phage is a virus that infects bacteria. 4  The phage T4 and the phage lambda, for example, both infect E. coli.
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- Sensory transduction converts the energy of the stimulus into a receptor or generator potential. The sensory receptor may be a specialized structure at the end of a peripheral neuron or a separate cell that communicates with an afferent neuron by means of a chemical synapse.
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Translation (biology) Translation (biology) In molecular biology and genetics, translation is the process in which cellular ribosomes create proteins. In translation, messenger RNA (mRNA)—produced by transcription from DNA—is decoded by a ribosome to produce a specific amino acid chain, or polypeptide. The polypeptide later folds into an active protein and performs its functions in the cell.
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Sound Transduction in the Ear Sound Transduction in the Ear. Sound Transduction is the process by which the ear senses ambient sounds and translates them into nerve impulses in order to relay the information to the brain.For patients with hearing conditions, doctors, and medical students alike it is important to know the mechanism behind hearing.ound Transduction is the process by which the ear senses ambient sounds and translates them into nerve impulses in order to relay the information to the brain.
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Sound Transduction in the Ear Sound Transduction in the Ear. Sound Transduction is the process by which the ear senses ambient sounds and translates them into nerve impulses in order to relay the information to the brain. For patients with hearing conditions, doctors, and medical students alike it is important to know the mechanism behind hearing.
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- Transduction is the process by which DNA is transferred from one bacterium to another by a virus. It also refers to the process whereby foreign DNA is introduced into another cell via a viral vector.he excised DNA is then packaged into a new virus particle, which then delivers the DNA to a new bacterium, where the donor genes can be inserted into the recipient chromosome or remain in the cytoplasm, depending on the nature of the bacteriophage.
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transcription tran·scrip·tion. n. 1. The act or process of transcribing. 2. Something that has been transcribed. 3. The process by which mRNA is synthesized from a DNA template resulting in the transfer of genetic information from the DNA molecule to mRNA. tran·scrip′tion·al adj.
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Bacterial Transduction: Definition, Process & Advantages Specialized Transduction. The second type of transduction is called specialized transduction. In this process, instead of just hijacking and killing the cell, the viral DNA goes dormant by incorporating itself into the bacterial DNA chromosome.he first is called generalized transduction. In some cases, the bacteriophage interaction with the bacteria is quite simple-the virus invades, hijacks the host to generate copies of itself, then kills the host cell by popping it like a balloon (called lysis).
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- Signal transduction plays a key role in regulating important functions in both multicellular and unicellular organisms and largely controls the manner in which cells respond to stimuli. Signal transduction pathways coordinate the functions in different type of cells in animals and control the growth and differentiation in unicellular organisms.
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Transduction (physiology) In the visual system, sensory cells called rod and cone cells in the retina convert the physical energy of light signals into electrical impulses that travel to the brain.The light causes a conformational change in a protein called rhodopsin.n the somatosensory system the sensory transduction mainly involves the conversion of the mechanical signal such as pressure, skin compression, stretch, vibration to electro-ionic impulses through the process of mechanotransduction. It also includes the sensory transduction related to thermoception and nociception.
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Transduction (physiology) Transduction in the nervous system typically refers to stimulus alerting events wherein a physical stimulus is converted into an action potential, which is transmitted along axons towards the central nervous system where it is integrated.n the visual system, sensory cells called rod and cone cells in the retina convert the physical energy of light signals into electrical impulses that travel to the brain.
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- Definition of TRANSDUCTION. : the action or process of transducing; especially: the transfer of genetic material from one microorganism to another by a viral agent (as a bacteriophage). — trans·duc·tant \-tənt\ noun. — trans·duc·tion·al \-shnəl, -shə-nəl\ adjective.
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- Introduction. Signal transduction describes the process of conversion of external signals, such as hormones, growth factors, neurotransmitters, and cytokines, to a specific internal cellular response, such as gene expression, cell division, or even cell suicide.
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Transduction: Host DNA Transfer by Bacteriophages specialized transduction. The phage-mediated transfer of regions of bacterial DNA, located adjacent to the site of prophage insertion, from one bacterium to another. Specialized transduction is mediated by temperate phage upon the incorrect excision of the chromosomal prophage.
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- In physiology, sensory transduction is the conversion of a sensory stimulus from one form to another. Auditory Transduction is the process of translating sound from when it enters the ear to when it reaches the neural impulses inside the ear. Because the human ear has three main parts: outer, middle, and inner pieces, the entire process of transduction has a lot of complicated and confusing components so here is a summary. Transduction in the nervous system typically refers to stimulus alerting
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- Definition of TRANSDUCTION. : the action or process of transducing; especially: the transfer of genetic material from one microorganism to another by a viral agent (as a bacteriophage). — trans·duc·tant \-tənt\ noun. — trans·duc·tion·al \-shnəl, -shə-nəl\ adjective.ADVERTISEMENT.efinition of TRANSDUCTION. : the action or process of transducing; especially: the transfer of genetic material from one microorganism to another by a viral agent (as a bacteriophage). — trans·duc·tant \-tənt\ noun. — trans·duc·tion·al \-shnəl, -shə-nəl\ adjective. ADVERTISEMENT.
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What is the difference between transformation, transduction and conjugation? Report Abuse. In transformation, the bacteria gains a trait by taking in DNA from its environment. In conjugation, there is an exchange of DNA between bacteria. In transduction, DNA is introduced by bacteriophage.eport Abuse. In transformation, the bacteria gains a trait by taking in DNA from its environment. In conjugation, there is an exchange of DNA between bacteria. In transduction, DNA is introduced by bacteriophage.
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Gram-negative bacteria Transformation is one of three processes for horizontal gene transfer, in which exogenous genetic material passes from one bacterium to another, the other two being conjugation (transfer of genetic material between two bacterial cells in direct contact) and transduction (injection of foreign DNA by a bacteriophage virus into the host bacterium).