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Which cell organelle is associated with generation of ATP?
Lysosomes
Mitochondria
Chloroplast
Endoplasmic reticulum
Mitochondria
Mitochondria are known as the 'powerhouse of the cell' because they are responsible for generating most of the chemical energy needed to power the cell's biochemical reactions, primarily in the form of ATP (adenosine triphosphate) through cellular respiration.
Mitochondria are known as the 'powerhouse of the cell' because they are responsible for generating most of the chemical energy needed to power the cell's biochemical reactions, primarily in the form of ATP (adenosine triphosphate) through cellular respiration.
Mitochondria act like a miniature power plant inside the city (cell), burning fuel (glucose) to generate electricity (ATP) that runs all the city's factories and machinery.
Mighty Mitochondria Make Money (ATP) for the cell.
C6тАЛH12тАЛO6тАЛ+6O2тАЛтЖТ6CO2тАЛ+6H2тАЛO+ATP тАФ Overall cellular respiration equation
The inner membrane of the mitochondrion contains specialized protein complexes that form the electron transport chain. During aerobic respiration, high-energy electrons are passed along this chain, driving protons into the intermembrane space and creating a proton gradient. As protons flow back into the mitochondrial matrix through ATP synthase, ADP is phosphorylated into ATP.
Mitochondria possess a double-membrane structure: a smooth outer membrane and a folded inner membrane (cristae).
The folds (cristae) significantly increase the surface area available for ATP synthesis.
Mitochondria contain their own circular DNA (mtDNA) and 70S ribosomes, supporting the endosymbiotic theory.
High efficiency in ATP generation compared to anaerobic glycolysis.
Energy supply for muscle contraction, nerve impulse transmission, and active transport.
Lysosomes are responsible for intracellular digestion and waste removal ('suicide bags').
Chloroplasts are found in plant cells and carry out photosynthesis, producing glucose rather than directly generating ATP for cellular respiration.
Endoplasmic reticulum is involved in protein and lipid synthesis.
B is correct тАФ Mitochondria are the cell organelles associated with the generation of ATP through cellular respiration.
Remember that while chloroplasts generate ATP during the light-dependent reactions of photosynthesis in plants, mitochondria are the universal powerhouses for cellular respiration in both plant and animal cells.
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