UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 7th April 2021. Important news and views to... View Article
Crocodiles are large semiaquatic reptiles that live throughout the tropics in Africa, Asia, the Americas and Australia. There are a total of 23... View Article
The Amazon Fund is a REDD+ mechanism created in 2008 to raise donations earmarked for non-refundable investments in preventing, monitoring and... View Article
Kurukshetra Magazine is a vital source of study material for the UPSC IAS exam. It is a monthly magazine that gives information about important... View Article
RuBisCO is ribulose bisphosphate carboxylase oxygenase. It has an affinity for both CO2 and O2 and catalyses both carboxylation and oxygenation... View Article
The full name of RuBisCO is ribulose bisphosphate carboxylase oxygenase. It catalyses the carbon fixation step in the Calvin cycle. It is the... View Article
RuBP or ribulose bisphosphate is the primary acceptor of CO2 in the Calvin cycle. It is a five-carbon ketose sugar. In the first step of the... View Article
RuBisCO is the main enzyme for carbon fixation in the Calvin cycle. It catalyses the first step of carbon fixation. Carbon dioxide is utilised to... View Article
Amylase is the enzyme that hydrolyses starch to simple sugars such as disaccharides, maltose. E.g. salivary amylase, pancreatic amylase. It... View Article
Haemoglobin is a tetrameric protein. The adult haemoglobin (HbA) contains two alpha subunits and two beta subunits. Each subunit is attached to a... View Article
When temperature increases, the oxyhaemoglobin curve becomes flat as the concentration of oxyhaemoglobin decreases and the curve shifts to the... View Article
Haemoglobin contains four subunits. The adult haemoglobin or HbA contains two alpha and two beta chains ( 2 2), whereas HbA2 contains two alpha... View Article
Cells require oxygen to perform cellular respiration. Oxygen acts as a final electron acceptor in the electron transport chain to produce ATP.... View Article
Oxytocin stimulates contractions of smooth muscles in the uterus and induces labour. It is a hormone secreted by the pituitary glands. Also... View Article
Oxytocin is synthesised in the hypothalamus and released from the posterior pituitary or neurohypophysis. Oxytocin stimulates the contraction of... View Article
Polyps are sessile. They have a cylindrical shape. Examples are hydra, sea anemone, etc. Class Anthozoa contains only polyp forms such as corals,... View Article
Ctenophora is an invertebrate phylum containing sea walnuts or comb jellies. They are marine, diploblastic, radially symmetrical and have tissue... View Article
Medusa is one of the two body forms present in the animals of the phylum Cnidaria. Medusa is the free-swimming form and is umbrella shaped.... View Article
The gastro-vascular cavity or coelenteron has a single opening through which food enters as well as expelled out. The mouth is present on the... View Article
