List of Q & A for B.Sc.

A Bachelor of Science or BSC is a graduation program in Science, which designed to provide students a wide range of managerial skills. The core course in the BSC (Bachelor of Science), aim to introduce students to the different areas of science like, biology, ecology, geography, chemistry, technology, physics, mathematics, etc. We have listed the best Q&A for BSC below, which are related to different topics of BSC.

Answer in physiology

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Explain the Hormones role in Osmotic and Ionic regulation in Invertebrates and Vertebrates.

Course: B.Sc.

Hormones play an important role in osmotic and ionic regulation in invertebrates and vertebrates. Lets see in detail Invertebrates. The nervous and endocrine systems often act together to regulate the phys... More

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Answer in physiology

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Write a note on Osmoregulation in Terrestrial Environment.

Course: B.Sc.

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 th... More

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Answer in physiology

827 Views 1 Answer

Discuss the Osmoregulation of Aqueous Environments.

Course: B.Sc.

Osmoregulation In Aqueous Environments. The aqueous environments include freshwater and seawater (Marine). The osmotic concentration of these environments varies to large extent. The animals which can tolerate a wide range of salinities are... More

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Answer in physiology

361 Views 1 Answer

What is Osmoregulation?

Course: B.Sc.

Osmoregulation is the active regulation of the osmotic pressure of an organism's fluids to maintain the homeostasis of the organism's water content that is, it keeps the organism's fluids from becoming too diluted or too concentrated. Organisms in aq... More

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Answer in physiology

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Discuss the problems of Osmoregulation.

Course: B.Sc.

The Problems of Osmoregulation. Osmoregulation is a process for the maintenance of osmotic concentration of the body fluids. The animals living in marine, environment do not have the problem of osmoregulation, because their body fluids are ... More

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Answer in cell biology

922 Views 1 Answer

What does mean by Energy Transduction?

Course: B.Sc.

The process of conversion of one form of energy into another is known as energy transduction. In this process, energy is exchanged between two systems or reactions. one is the reaction that gives energy, i.e. energy releasing reaction, and the other ... More

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Answer in cell biology

679 Views 1 Answer

Comment briefly on the Osmosis and Osmotic pressure.

Course: B.Sc.

Osmosis is a special case of diffusion, in which diffusion of solvent take place through a semi permeable membrane from a solvent into a solution, or from a dilute to a more concentrated solution. If two solutions of different concen... More

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Answer in cell biology

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What is Membrane Potential? How can calculate it?

Course: B.Sc.

Ions are distributed across a membrane in such a way that a electrical potential difference is developed across the membrane. This is known as a membrane potential. Under equilibrium condition the membrane potential can be calculated using Nernst equ... More

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Answer in cell biology

461 Views 1 Answer

Explain the mediated permeability and distinguish it from simple diffusion.

Course: B.Sc.

Mediated Permeability: Permeability of biological membranes for many substances is altered by transport molecules which are located in the membrane. This phenomenon is called mediated permeability. If two molecules have a similar siz... More

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Answer in cell biology

744 Views 1 Answer

State and explain Fick’s First Law.

Course: B.Sc.

Fick's first law states that the flux is directly to both the area and the concentration gradient acting perpendicular to that area. It is a quantitative relationship between the diffusive flux and its causative agent. In other words... More

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Answer in physiology

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What is the function of Distal Convoluted Tubule?

Course: B.Sc.

The Function of Distal Convoluted Tubule: A hypoosmotic fluid from the ascending loop of Henle enters the distal convoluted tubule. Under conditions of water diuresis, this fluid passes into the collecting tubule without being change... More

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Answer in physiology

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Describe the Functions of the Loop of Henle?

Course: B.Sc.

Loop of Henle. The reduced volume of fluid isosmotic to blood from the proximal tubule enters the descending limb of Henle's loop. Substances reabsorbed in the proximal tubule include urea, water, potassium, sodium, chloride, glucose, amino... More

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Answer in physiology

30 Views 1 Answer

Describe the Structural Variations of Vertebrate Kidney.

Course: B.Sc.

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 ki... More

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Answer in cell biology

22 Views 1 Answer

Discuss the Molecular Organization of Cell Membrane.

Course: B.Sc.

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 bo... More

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Answer in cell biology

22 Views 1 Answer

How many collagen Alpha (α) chains have been identified?

Course: B.Sc.

The triple helical structure of collagen is maintained by the hydrogen bonds between adjoining chains. Only seven genetically different collagen Alpha (α) chains have been identified. Although more than 100 types of collagen molecules can be assembl... More

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