The undigested food is called faeces. It enters the caecum (large intestine) from the ileum and is then temporarily stored in the rectum before... View Article
Transpeptidase is the bacterial enzyme, which catalyses the cross-linking of peptidoglycan layers during the cell wall synthesis. It is the main... View Article
The DNA is tightly packed with histone proteins in the form of chromatin fibres, which further condenses to form chromosomes. Heterochromatin is... View Article
Tidal breathing refers to the inhalation and exhalation during normal respiration at rest. The volume of air inspired or expired during normal... View Article
Viruses are very small. They can be as small as 20 nm in diameter to 500 nm in some of the largest viruses. The weight of the virus ranges from... View Article
The size of the human heart is equal to the clenched fist. The adult human heart weighs around 250-350 g. It accounts for approximately 0.45% of... View Article
The average weight of the adult human liver is around 1.5 kg. It is the largest gland of the human body and accounts for 2% of the total body... View Article
The weight of the adult human brain ranges from 1.2 to 1.4 kg. The average weight of the male brain is slightly more than females. Also Check:... View Article
The waste products of cellular respiration are carbon dioxide and water. In the cellular respiration, a glucose molecule is completely oxidised... View Article
The waste product of glucose catabolism is carbon dioxide and water. Glucose is completely oxidised to CO2 and H2O by Glycolysis and TCA cycle.... View Article
A bacterial cell also performs metabolic functions and gets rid of waste. Carbon dioxide is a common waste product. Denitrifying bacteria release... View Article
Fish are chordates and kept in the subphylum Vertebrata. Kingdom - Animalia Phylum - Chordata Subphylum - Vertebrata Division - Gnathostomata... View Article
Oxygen is continuously replenished in the atmosphere by photosynthesis. Around half of the oxygen is produced by phytoplankton and the rest by... View Article
The starting material of glycolysis is one molecule of glucose. Glycolysis is the partial oxidation of glucose and produces 2 molecules of... View Article
Blood clotting is stimulated by the release of certain factors from platelets when there is an injury. These factors initiate a cascade of... View Article
There are various parameters to measure the strength of the muscles. Their absolute strength, dynamic strength, strength endurance, etc.... View Article
The smallest unit of the chromosome is a nucleosome. It is made up of DNA wound around histone proteins. It is 10 nm in diameter. There is a core... View Article
Blood pressure increases with an increase in the cardiac output. There are various factors that increase the cardiac output by increasing the... View Article
