nutrition and digestion in human

The word 'acid' is derived from a Latin word, which means "sour". The sour taste of most of the fruits and vegetables is due to various types of acids present in them. The digestive fluids of most of the animals and humans also contain acid..

, (+) - thyroxine, has none of this effect but is used to lower the cholesterol levels. In foods, the chirality of compounds determines the nutritional value, sensory properties or biological activity. Enantiomers of a chemical may have very different flavors. Detection of an unnatural ra..

All organisms require energy in order to stay alive. Energy is utilised to do the various bodily functions such as breathing, ingesting and digesting food, excreting, reproducing, locomotion, etc. Energy is obtained from food. Thus the process of intake of food is vital for the surv..

>Most artificial resources created by man draw support directly and indirectly from one or more natural resources. With this, human society is developing with man - made resources on one hand and natural resources on the other. Science and technology link them for human developm..

This process is much faster and requires energy. A membrane pump operates across the cell membranes which transports the nutrients from the lumen of the intestine into the cells. This transport occurs with the help of ATP molecules. The carrier proteins in the membrane act as ATPases and hydrolyse..

Question: Nutrition includes the study of _____________. 1. the organism's food 2. process of digestion 3. the way an organism obtains food 4. all of the above Answer: ..

has inner circular and outer longitudinal muscles Both these layers facilitate the movement of food along the alimentary canal. The mucous coat keeps the passage smooth and mixes the food with mucus while the muscular layer by its periodic contraction and expansion moves the food along the canal...

There are some other interesting forms of nutrition like the coprophagy which refers to feeding on faeces and carrion feeders which feed on decomposing animal bodies. There are certain plants which grow in nitrogen-deficient conditions and they meet this requirement by feeding on insects..

These are bacteria which live in a mutually beneficial association with other organisms. Such bacteria derive the essential nutrients from their host organisms and in that process help the host through some of their biological activities. 1. The most familiar example of symbiotic bacteria are the n..

Organisms that synthesise, food with the help of the light energy of the sun, carbon dioxide and water by a process called photosynthesis are called photoautotrophic organisms. For example: Cyanobacteria (blue-green bacteria, prokaryotes), algae and all green plants. Organisms which synthesise foo..