TCA cycle is regulated by allosteric regulation. The metabolites regulate the cycle by feedback inhibition. The enzyme isocitrate dehydrogenase... View Article
Oxaloacetate is regenerated in the last step of the TCA cycle. Malate is dehydrogenated to produce oxaloacetate. Enzyme malate dehydrogenase... View Article
TCA cycle does not require oxygen directly. It produces carbon dioxide, some ATPs and reductants, namely NADH and FADH2. NADH and FADH2 are... View Article
Gaseous exchange in our body occurs through blood via the circulatory system. Transport of oxygen from the lungs to all parts of the body and... View Article
Plants carry out both the processes, respiration as well as photosynthesis. The gaseous exchange occurring during photosynthesis and respiration... View Article
Mitochondria are vital organisms for performing aerobic respiration. They produce energy by complete oxidation of carbohydrates to carbon dioxide... View Article
Heart muscles have numerous mitochondria, to provide sufficient energy. Heart muscles are very active and work continuously so they need more... View Article
Egg contains more mitochondria than sperms. Eggs have numerous mitochondria in them. The mitochondrial genome is transferred from the mother to... View Article
In humans, mature erythrocytes do not contain any mitochondria. Further reading: Significance of Glycolysis TCA cycle or Krebs cycle MCQs... View Article
Most ATPs are produced by oxidative phosphorylation in mitochondria. The electron transport system is present in the inner mitochondrial... View Article
Mitochondria play a significant role in respiration. Mitochondria are the site of the TCA cycle and oxidative phosphorylation. The electron... View Article
Mitochondria are also known as chondriosome or sarcosome. Mitochondria are known as the powerhouse of cells. ATP is produced by oxidative... View Article
Mitochondria is like a power plant of the cell, which produces energy to carry out various metabolic functions of the cell. If a cell is a car... View Article
There are many similarities between mitochondria and bacteria, viz., size, structure, autonomous circular DNA, function, etc. Aerobic bacteria,... View Article
Mitochondria is the site of cellular respiration in plants and animals. It is a site of energy production. Complete oxidation of glucose to... View Article
Mitochondria look like a bean. They are present in eukaryotic cells and are enclosed in a double membrane system. The inner membrane has many... View Article
Cells, which require more energy, possess more mitochondria such as muscles, liver, brain cell. Mitochondria produces ATPs, so cells, which... View Article
Excess production of reactive oxygen species or oxidative stress can damage mitochondria. It can damage the membrane permeability, induce... View Article
No, mitochondria are not present in prokaryotic cells. Bacteria utilise their cell surface membrane for ATP production. Further reading:... View Article
Yes, mitochondria are present in all the eukaryotic cells, both animal and plant cells. Size and number of mitochondria vary widely in all types... View Article