Where Is The Mitochondria Found Plant Or Animal
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Inside the Mitochondrion
What are mitochondria?
Mitochondria are essential components of nearly all cells in the body. These organelles are the powerhouses for cells, providing free energy to conduct out biochemical reactions and other cellular processes. Mitochondria make energy for cells from the chemical energy stored in the food nosotros eat.
Where are mitochondria found?
Mitochondria are found in all torso cells, with the exception of a few. There are normally multiple mitochondria found in i cell, depending upon the function of that type of cell. Mitochondria are located in the cytoplasm of cells along with other organelles of the cell.
History
How did mitochondria come up near?
This question has been raised due to many characteristics shared by mitochondria and other single cellular living organisms. For example, mitochondria are the simply organelles in the cell which incorporate their ain DNA, as well as their own protein making machinery. Researched has shed lite on the possibility of a theory known equally endosymbiosis.
When life first began on our planet, single celled organisms produced energy in a way that was highly inefficient (anaerobic respiration, pregnant without oxygen) compared to what virtually multi-cellular organisms use today (aerobic respiration, using oxygen). Through evolutionary fourth dimension, plants came nearly and were able to produce oxygen in the atmosphere giving ascent to aerobic respiration which produced free energy in a highly efficient manner. The theory of endosymbiosis suggests that mitochondria were in one case gratuitous living organisms on their own that used aerobic respiration. Larger anaerobic cells simply engulfed these aerobic mitochondria to apply their energy, giving rise to complex cells we find today such equally those in our bodies.
Timeline of Mitochondrial Disease
The area of mitochondrial medicine is extremely new, and therefore e'er expanding. The discovery of almost mitochondrial diseases actually only occurred inside the concluding 30 years. The timeline beneath shows some important milestones in the history of mitochondrial medicine:
1962 – The showtime case of suspected mitochondrial disease occurs where a woman has an extremely fast and efficient metabolism, and mitochondria that were larger in size and number in her muscle tissue
1962 – Chemical staining is applied to mitochondria, to place any observable changes in mitochondria nether a microscope
1975 – First case of MELAS is described
1981 – The mitochondrial genome is mapped
1982 – Scientific papers are published regarding Kearns-Sayre Syndrome and MERRF
1984 – Kickoff scientific paper published nigh MELAS
1991 – Biochemical and molecular analysis of tissue samples from patients becomes commercially available
How is free energy fabricated?
Our food contains the edifice blocks of life known every bit macromolecules, namely carbohydrates, proteins and fats. The energy stored in the molecular bonds of these molecules is converted into a usable free energy source in the body known equally ATP. ATP is the only energy currency that can exist used in our bodies. This concept is analogous to energy from power plants entering our homes. Similar to macromolecules, there are many sources of free energy including hydro, wind, nuclear etc. Although the sources are different, the energy that enters our homes is about always converted to electricity to power various devices, similar to how just ATP in our cells is used to carry out cellular functions.
The actual production of ATP is quite a circuitous process. The inner membrane of the mitochondrion is what is responsible for mass free energy production.
Specifically, five proteins form a chain on the inner mitochondrial membrane known as the respiratory concatenation that transfers energy (in the course of an electron) along these five proteins until it becomes ATP. This is shown in the animation below.
Source: https://www.lhsc.on.ca/medical-genetics-program-of-southwestern-ontario/all-about-mitochondria
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