Cell Biology

Objective, Importance and Limitations of Animal Breeding.

Cell Biology

Objectives of animal breeding: The improved growth rate.Increased production of milk, meat, egg, wool, etc.Superior quality of milk, meat, eggs, wool, etc.Improved resistance to various diseases.Increased productive life.Increased or, at least, ...

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Explain the Mechanism of Photosynthesis.

Cell Biology

Understanding the Mechanism of Photosynthesis: Evidence for the Existence of Light and Dark Reactions: F.F. Blackman, a British plant physiologist who discovered that photosynthesis is a two-step process (1905), only one of which uses light ...

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Explain the Mechanism of Stomatal Opening.

Cell Biology

The Mechanism of Stomatal Opening. The opening and closing of the water-loosing stomata is regulated by guard cells that, in turn, are regulated by uptake of potassium ions. As guard cells change shape, stomata open and close. Greater bowing of ...

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Write short notes on Educational Excursion.

Cell Biology

Educational excursions are very important in school years. It leaves everlasting memories in the minds of students and teachers as well. Educational excursions are organized for the following purposes: Practical Exposure: It is very well known fact ...

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Explain psychosocial hazards in early childhood period?

Cell Biology

Speech Hazards: Children are many times faced with speech problems. It may happen that they have unclear speech. They may find problems in communicating their thoughts to their parents, teachers and guardians. Inability to communicate with others ...

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Explain physical hazards during early childhood period?

Cell Biology

There are many hazards during early childhood. It is said to be very critical period when parents have to be very cautious all the time. Following physical hazards may be seen in early childhood: Illness: There is increased risk of infections in ...

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Explain Starch Sucrose Inter Conversion.

Cell Biology

Sucrose is synthesized in green leaves during the active period of photosynthesis and sucrose is converted into starch. Large excess of sucrose is transported to some tissues, such as grains, where it is converted into starch again and stored to ...

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Classify the IUB system enzymes categories.

Cell Biology

The enzyme commission of International Union of Biochemist (IUB) has classified enzymes into six categories on the basis of their functional specificity. Each category is further sub-divided into particular groups consisting of number of enzymes. ...

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Explain characteristics of Life Span Development.

Cell Biology

There are a series of universal features that characterize patterns of Life Span Development or growth and development. These characteristics help us predict in what order and pattern development will take place in a child. These characteristics ...

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Write a note on Osmoregulation in Terrestrial Environment.

Cell Biology

Osmoregulation in Terrestrial Environment When emerging from aquatic to terrestrial existence, all organisms face the dangers of dehydration and desiccation. A terrestrial environment for vertebrates leads to both a passive water loss to the air and ...

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Describe the Structural Variations of Vertebrate Kidney.

Cell Biology

Structural Variations in Vertebrate Kidney. The mammalian kidney is a compact organ with two distinct regions: cortex and medulla. The functional unit of the kidney is the nephron. Variations in nephron structure and physiology equip the kidneys of ...

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Discuss about the Molecular Organization of Cell Membrane.

Cell Biology

Molecular Organization of Cell Membrane. The cell membrane is composed or proteins (20-70), lipids (20-79 percent) carbohydrates (oligosaccharides, 1.5 percent) and water (20 percent), lipids and proteins are held together by no covalent bonds, ...

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