Both internal and external factors are involved in controlling the cell cycle and cell division. These factors include: Hormones Mitogens... View Article
Yes. Xanthophylls are accessory pigments present in plants. Xanthophylls are yellow coloured pigments, which provide colour to many yellow,... View Article
Yes. Urine is high in nitrogen. The concentration of nitrogen in the urine mainly depends on protein intake. The more protein a person consumes,... View Article
No. Urea is a non-protein, which contains about 45% nitrogen. Urea is a colourless, odourless, crystalline solid, highly soluble in water. It is... View Article
Yes. There is muscle tissue in the stomach, which contracts at regular intervals to churn the food and enhance the digestion process. Explore... View Article
Root pressure is active. Root pressure develops due to active absorption and active distribution of mineral nutrients. Explore more: Why the... View Article
Yes. NADH is an electron carrier. It is the largest of the electron carriers, which comprises more than 22 protein chains. In redox reactions,... View Article
NAD+ (nicotinamide adenine dinucleotide) is a substrate. NAD+ is utilised as a co-substrate in non-redox reactions and plays an essential role... View Article
Yes. Mustard is an example of a plant with a taproot system. Taproots are large, centra and dominant roots, which can grow 4 to 5 feet deep into... View Article
Hibiscus rosa-sinensis is a flowering plant belonging to the family Malvaceae. It is commonly called china rose. The flowers are bracteate and... View Article
Garlic is a modified, underground stem, which is known as a bulb. Garlic is much similar to onions. Explore more: Modifications of Stem Stay... View Article
No. Centrioles are absent in neurons. Centrioles are cylindrical organelle, which are composed mainly of a protein called tubulin. Explore... View Article
Yes. Azotobacter is a free-living, gram-negative, nitrogen-fixing bacteria found in all types of upland crops. Explore more: Is Azotobacter... View Article
No, the Calvin cycle is not aerobic. The Calvin cycle is also called dark reactions or light-independent reactions, which can be divided into... View Article
The most important factors influence crop yield include both biotic and abiotic factors, such as water, wind, sunlight, temperature, rainfall,... View Article
The schizont phase of Plasmodium takes place in liver cells and human erythrocytes. The sporozoites, inside the blood of humans, circulate for... View Article
Phylogenetic systems of classification exhibit evolutionary relationships of entities. This system of classification came into being after the... View Article
Influenza viruses are spherical in shape with a diameter of about 800Â to 1200Ã…. They have a protein capsid which envelops a single stranded RNA.... View Article
Bacteria maintain the conditions of life by virtue of their abilities of decomposition of plant and animal bodies by which the restricted supply... View Article
