Fundamental Unit of Cell by Rashmi Ghodke

Diffusion

mannatkohli711 — 2024-06-04 02:52:41 UTC

Diffusion is the process of movement of molecules under a concentration gradient. It is an important process occurring in all living beings.

Mannat Kohli

manakarnika kapadnis

2024-06-04 02:52:53 UTC

Diffusion: Spontaneous movement of a substance form a region of high concentration to a region region where its concentration is low.

Diffusion

2024-06-04 02:53:08 UTC

The spontaneous movement of a liquid from a region of higher concentration to a region of lower concentration. Diffusion also allows the exchange of oxygen and carbon dioxide.

RUGVED PATHAK

pathakrug16 — 2024-06-04 02:53:29 UTC

Diffusion is a physical process that refers to the net movement of molecules from a region of high concentration to one of lower concentration.

science

2024-06-04 02:53:40 UTC

Diffusion is the movement of molecules in a fluid from areas of high concentration to areas of low concentration. But a simpler definition might simply be the natural spreading-out of molecules in a liquid or gas.

Diffusion

swarnikadeshmane — 2024-06-04 02:53:47 UTC

Diffusion is the spontaneous movement of particles (atoms, ions, or molecules) from an area of higher concentration to an area of lower concentration, resulting in the equalization of concentration over time.

-Swarnika

The movement of a substance from an area of high concentration to an area of low concentration is called Diffusion.

shitapyash607 — 2024-06-04 02:54:00 UTC

The process of movement of a substance from the region of higher concentration to the region of lower concentration so as to spread uniformly is called diffusion.

2024-06-04 02:54:05 UTC

defination of cells

2024-06-04 02:54:06 UTC

a cell is defined as the smallest fundamental or structural unit of life that is responsible for all the life process. They are also known as building blocks of life.

Manas Joshi

IX C

Diffusion (Anushka Singh)

2024-06-04 02:54:26 UTC

It is a movement of molecules from an area of high concentration of the molecule to an area with a lower concentration

soubhagyachakraborty1902 — 2024-06-04 02:54:34 UTC

diffusion is the process by which molecules move from a region of higher concentration to a region of lower concentration. This is essential for cells to take

Swarnika

swarnikadeshmane — 2024-06-04 02:54:36 UTC

Rudolf Virchow (1821–1902) was a German physician, pathologist, biologist, and politician, often regarded as one of the greatest figures in the history of medicine and pathology

Osmosis is a process of movement of solvents through a semi-permeable membrane from a region of lower solute concentration to higher solute concentration. soham joshi

2024-06-04 02:54:49 UTC

Diffusion

2024-06-04 02:54:57 UTC

Rudolf Virchow

2024-06-04 02:54:59 UTC

Rudolf Virchow's contribution to the Cell Theory, that cells come from preexisting cells became a tenant in 1858.

manakarnika kapadnnis

Devika Limaye

2024-06-04 02:55:06 UTC

It is a process that refers to the movement of molecules from a region of high concentration to low concentration.

Rohit Kokare

2024-06-04 02:55:15 UTC

Virchow's many discoveries include finding cells in bone and connective tissue and describing substances such as myelin. He was the first person to recognize leukemia. He was also the first person to explain the mechanism of pulmonary thromboembolism.

Rudolf Virchow(1885) modified the cell theory and concluded that new cells develop from the division of pre-existing cells.

2024-06-04 02:55:25 UTC

Rudolf virchow

2024-06-04 02:55:26 UTC

Cell is the basic structural and functional unit of life. Rudolf virchow's theory stated that cells existed from pre-existing cells. Ashwin Joshi

Tanay Agharkar

2024-06-04 02:55:29 UTC

Diffusion is the spontaneous movement of particles from an area of high concentration to an area of low concentration.

soubhagyachakraborty1902 — 2024-06-04 02:55:33 UTC

Rudolf Virchow (1821-1902) was a prominent German physician, pathologist, and anthropologist in the 19th century. He is best known for his advancements in public health and his pivotal contributions to cell theory, notably his assertion in 1855 that "all cells come from pre-existing cells" (Omnis cellula e cellula). This idea was crucial in disproving the earlier belief in spontaneous generation and advancing the understanding of how diseases affect the body at the cellular level. Virchow also made significant contributions to social medicine and epidemiology, advocating for better sanitation and health policies.

Diffusion

2024-06-04 02:55:34 UTC

Diffusion is the process by which molecules or particles spread from areas of high concentration to areas of low concentration, resulting in the equal distribution of particles throughout the space. It's a fundamental concept in chemistry, physics, and biology, essential for various natural phenomena and processes.

Rudolf Carl Virchow lived in nineteenth century Prussia, now Germany, and proposed that omnis cellula e cellula, which translates to each cell comes from another cell, and which became a fundamental concept for cell theory.

shitapyash607 — 2024-06-04 02:55:37 UTC

rudolf virchow

mannatkohli711 — 2024-06-04 02:55:39 UTC

born October 13, 1821, Schivelbein, Pomerania, Prussia [—died September 5, 1902, Berlin, Germany) was a German pathologist and statesman, one of the most prominent physicians of the 19th century. He pioneered the modern concept of pathological processes by his application of the cell theory to explain the effects of disease in the organs and tissues of the body. He emphasized that diseases arose, not in organs or tissues in general, but primarily in their individual cells. mannat kohli

Swarnika

swarnikadeshmane — 2024-06-04 02:55:44 UTC

Osmosis is the diffusion of solvent molecules (usually water) through a selectively permeable membrane from a region of lower solute concentration to a region of higher solute concentration

soubhagyachakraborty1902 — 2024-06-04 02:55:56 UTC

Osmosis is the process by which water molecules move across a semipermeable membrane from an area of lower solute concentration to an area of higher solute concentration. This movement aims to equalize the solute concentrations on both sides of the membrane, helping cells maintain proper hydration and balance of substances.

rudolf virchow

2024-06-04 02:55:58 UTC

The cell theory was expanded by virchow(1855) by suggesting that all cells arises. from pre existing cell

ROHIT KOKARE

2024-06-04 02:56:12 UTC

Osmosis is the spontaneous net movement or diffusion of solvent molecules through a selectively-permeable membrane from a region of high water potential to a region of low water potential, in the direction that tends to equalize the solute concentrations on the two sides.

soubhagyachakraborty1902 — 2024-06-04 02:56:21 UTC

A cell is the basic structural and functional unit of all living organisms. It is the smallest unit capable of performing life functions, containing components such as the nucleus, cytoplasm, and cell membrane that work together to support the organism's life processes.

Osmosis

2024-06-04 02:56:31 UTC

Passage of water from a region of high water concentration through a selectively permeable membrane to a region of low water concentration till equilibrium is reached.

manakarnika

soubhagyachakraborty1902 — 2024-06-04 02:56:44 UTC

The plasma membrane, also known as the cell membrane, is a thin, flexible barrier that surrounds the cell, regulating what enters and leaves the cell. It is composed of a lipid bilayer with embedded proteins, providing protection and support while allowing communication and transport between the cell and its environment.

Tanay Agharkar

2024-06-04 02:56:50 UTC

A cell is defined as the smallest, basic unit of life that is responsible for all of life's processes.” Cells are the structural, functional, and biological units of all living beings.

The plasma membrane, or the cell membrane, provides protection for a cell. It also provides a fixed environment inside the cell. And that membrane has several different functions. One is to transport nutrients into the cell and also to transport toxic substances out of the cell.4 days ago

shitapyash607 — 2024-06-04 02:56:52 UTC

2024-06-04 02:56:52 UTC

Diffusion is the net movement of anything (for example, atoms, ions, molecules, energy) generally from a region of higher concentration to a region of lower concentration

Swarnika

swarnikadeshmane — 2024-06-04 02:56:55 UTC

cell is the basic structural, functional, and biological unit of all living organisms. Cells are often referred to as the building blocks of life.

diffusion is the movement of molecules from a region of higher concentration to a region of lower concertration down the concertration gradiant . Anshuman

2024-06-04 02:57:02 UTC

Anushka Pasalkar. Plasma membrane refers to the membrane that surrounds the organelles of the cell, by creating a barrier between cell organelles and the external environment.

2024-06-04 02:57:03 UTC

Rudolf wirchow

2024-06-04 02:57:09 UTC

Rudolf Virchow was a prominent German physician, pathologist, biologist, and politician. He lived from 1821 to 1902. Virchow is often referred to as the "father of modern pathology" due to his significant contributions to the understanding of diseases. He emphasized the importance of studying cells and tissues to comprehend the origins of diseases, laying the groundwork for cellular pathology. Additionally, he was a pioneer in public health and social medicine, advocating for better hygiene, sanitation, and healthcare infrastructure. In the political arena, he was involved in social reform movements and was a member of the German parliament. His work has had a lasting impact on medicine, public health, and social justice.

Sarvesh dimble

Cell

mannatkohli711 — 2024-06-04 02:57:09 UTC

Cells are the structural, functional, and biological units of all living beings. A cell can replicate itself independently. Hence, they are known as the building blocks of life.

Mannat Kohli

Osmosis

2024-06-04 02:57:10 UTC

The spontaneous movement of water molecules from the region of higher concentration through a region of lower concentration through a selectively permeable membrane.

Ashwin Joshi

Rudolf Virchow

2024-06-04 02:57:17 UTC

He is known as "the father of modern pathology" and as the Rudolf Virchow's contribution to the Cell Theory, that cells come from preexisting cells became a tenant in 1858. This idea is largely dependent on the observations of Robert Remak who in 1852 observed cells dividing and multiplying under the microscope.

Devika

2024-06-04 02:57:17 UTC

The movement of water molecules through selectively permeable membrane is called osmosis.

The plasma membrane, also called the cell membrane, is the membrane found in all cells that separates the interior of the cell from the outside environment. soham joshi

2024-06-04 02:57:25 UTC

Plasma Membrane (Anushka Singh)

2024-06-04 02:57:50 UTC

The plasma membrane is the outmost semi-premeable membrane of the cell that separates the cell contents from the outer environment and allows only selective substances to pass into or out of the cell.

ROHIT KOKARE

2024-06-04 02:57:53 UTC

The basic structural and functional unit of life is called cell.

Anushka pasalkar. A cell is defined as the smallest, basic unit of life that is responsible for all of life's processes.

2024-06-04 02:57:54 UTC

Plasma membrane refers to the membrane that surrounds the organelles of the cell, by creating a barrier between cell organelles and the external environment. The plasma membrane is a thin membrane that surrounds every living cell, separating it from the external environment around it.

2024-06-04 02:57:56 UTC

Tanay Agharkar IX C

cell

2024-06-04 02:58:01 UTC

“A cell is defined as the smallest, basic unit of life that is responsible for all of life's processes.” Cells are the structural, functional, and biological units of all living beings. A cell can replicate itself independently.

manakarnika

Osmosis

2024-06-04 02:58:05 UTC

Osmosis is the movement of solvent molecules (usually water) across a semi-permeable membrane from an area of lower solute concentration to an area of higher solute concentration, in order to equalize the concentration on both sides of the membrane. It's a crucial process for maintaining the balance of water and solutes in biological systems and plays a significant role in various physiological processes, such as nutrient absorption in cells and kidney function in humans and other organisms.

Sarvesh dimble

Diffusion

2024-06-04 02:58:07 UTC

Diffusion is the spontaneous movement of a substance (liquid or gas) from the region of higher concentration to the region of lower concentration.

ManasJoshi

Swarnika

swarnikadeshmane — 2024-06-04 02:58:13 UTC

Plasma membrane is another term for the cell membrane—the thin layer that encloses a cell’s cytoplasm, which is the substance between the membrane and the nucleus.

The plasma membrane is composed of lipids (phospholipids and cholesterol), proteins, and carbohydrates attached to lipids and proteins.

shitapyash607 — 2024-06-04 02:58:31 UTC

Anushka Pasalkar. Osmosis is the passage of water molecules across a semi-permeable membrane from a solution with a high concentration to a solution with a lower concentration.

2024-06-04 02:58:39 UTC

rudolf virchow

2024-06-04 02:58:42 UTC

Rudolf Virchow (born October 13, 1821, Schivelbein, Pomerania, Prussia [now Świdwin, Poland]—died September 5, 1902, Berlin, Germany) was a German pathologist and statesman, one of the most prominent physicians of the 19th century. He pioneered the modern concept of pathological processes by his application of the cell theory to explain the effects of disease in the organs and tissues of the body. He emphasized that diseases arose, not in organs or tissues in general, but primarily in their individual cells. Moreover, he campaigned vigorously for social reforms and contributed to the development of anthropology as a modern science.

diffusion

2024-06-04 02:58:52 UTC

difussion is the process by which molrcules or particle spread from areas of high concentration to a region of low concentration

Devika

2024-06-04 02:59:10 UTC

Plasma membrane is the outermost covering of the cell. It is made up of lipids, proteins, carbohydrates, water. It is also called selectively permeable membrane.

Plasma Membrane (Anushka Singh)

2024-06-04 02:59:11 UTC

It is made up of Lipids, proteins

RUGVED PATHAK

pathakrug16 — 2024-06-04 02:59:18 UTC

The plasma membrane is made up of lipids,protiens,carbohydrates,water

2024-06-04 02:59:26 UTC

Tanay Agharkar

osmosis is the movement of water molecules from a solution with a high concentration of water molecules to a solution with a lower concentration of water molecules, through a cell's partially permeable membrane.

shitapyash607 — 2024-06-04 02:59:28 UTC

Plasma membrane

2024-06-04 02:59:31 UTC

The plasma membrane, also called the cell membrane, is the membrane found in all cells that separates the interior of the cell from the outside environment. In bacterial and plant cells, a cell wall is attached to the plasma membrane on its outside surface.

2024-06-04 02:59:31 UTC

Osmosis () is the spontaneous net movement or diffusion of solvent molecules through a selectively-permeable membrane from a region of high water potential (region of lower solute concentration) to a region of low water potential (region of higher solute concentration), in the direction that tends to equalize the solute concentrations on the two sides

mannatkohli711 — 2024-06-04 02:59:35 UTC

plasma membrane is, how it is composed of lipids, proteins and carbohydrates, and what functions it performs for the cell. mannat kohli

Cell

2024-06-04 02:59:48 UTC

Cell is the structural and functional unit of life. The first person to find cells was Robert hooke in 1665 with his own microscope.

Ashwin joshi

2024-06-04 02:59:50 UTC

Cell

2024-06-04 02:59:50 UTC

A cell is the basic structural and functional unit of life. It is the smallest unit of an organism that is capable of independent functioning. Cells are surrounded by a membrane and contain genetic material (DNA or RNA) and various organelles that perform specific functions necessary for life processes. There are two main types of cells: prokaryotic cells, which lack a membrane-bound nucleus and organelles, and eukaryotic cells, which have a nucleus enclosed within a membrane and contain organelles. Cells are the building blocks of tissues, organs, and ultimately, organisms.

He is known at father of modern pathology and ad the rudolf virchows contribution to cell theory that cells come from preexting

2024-06-04 02:59:57 UTC

soubhagyachakraborty1902 — 2024-06-04 02:59:58 UTC

The plasma membrane is primarily composed of a lipid bilayer made of phospholipids, with hydrophilic heads facing outward and hydrophobic tails inward. It contains embedded proteins that serve various functions such as transport and signaling. Cholesterol molecules are interspersed to maintain membrane fluidity. Carbohydrates attached to proteins and lipids aid in cell recognition and adhesion. This structure creates a dynamic, semi-permeable barrier regulating substance exchange and communication.

Plasma membrane

2024-06-04 03:00:00 UTC

In bacterial and plant cells, a cell wall is attached to the plasma membrane on its outside surface. The plasma membrane consists of a lipid bilayer that is semipermeable. The plasma membrane regulates the transport of materials entering and exiting the cell.

manakarnika

cell is a mass of cytoplasm that is bound externally by a cell membrane. Usually microscopic in size, cells are the smallest structural units of living matter and compose all living things. Most cells have one or more nuclei and other organelles that carry out a variety of tasks.

shitapyash607 — 2024-06-04 03:00:06 UTC

plasama membrane

2024-06-04 03:00:14 UTC

plasma membrane is a thin membrane made up of lipids and proteins . the plasma membrane allows and permits the entry and exit of some material inside and outside the cell

Manas Joshi

Plasma membrane

2024-06-04 03:02:06 UTC

Plasma membrane also known as selectively permeable membrane allows the specific movement of materials in and out of the cell. It is made up of proteins, lipids, carbohydrates and water where proteins and lipids add upto 20-80%, carbohydrates add upto 1-5% and water adds upto 80%.

hypotonic

mannatkohli711 — 2024-06-04 03:20:33 UTC

A hypotonic solution is a solution that has a lower solute concentration compared to another solution.

Mannat kohli

Swarnika

swarnikadeshmane — 2024-06-04 03:20:40 UTC

A solution that has a lower amount of solute in the solution is referred to as a hypotonic solution: Hypo=less, tonic=strength. A cell contains less amount of water than a hypotonic solution.

Hypertonic solution

2024-06-04 03:21:50 UTC

In hypertonic solution, the amount of water present in the medium is higher than the water present in the cell, due to which the water from the medium enters the cell which results in the bursting of the cell.

Ashwin joshi

IX-C

Hypotonic

2024-06-04 03:22:13 UTC

A hypotonic solution contains a lower concentration of solutes and a higher concentration of solvent. Water fills a cell through osmosis. Hypo=less, tonic=strength.

Tanay Agharkar

hypotonic, isotonic, and hypertonic

2024-06-04 03:22:27 UTC

A hypotonic solution is a solution that has a lower concentration of solute compared to the cell. Solutions are mixtures composed of a solute and a solvent. The solute is the substance present in a lower amount, and the solvent is the substance present in greater amount. A hypotonic solution example is salt water.

2. An isotonic solution refers to the state when two solutions have equal concentration of solutes across a semipermeable membrane. This state allows for the free movement of water without the dilution of solutes on either side and keeps cells functioning properly.
3. A hypertonic solution is any external solution that has a high solute concentration and low water concentration compared to body fluids. In a hypertonic solution, the net movement of water will be out of the body and into the solution.
Manakarnika kapadnis

hypertonic

mannatkohli711 — 2024-06-04 03:22:37 UTC

A hypertonic solution contains a higher concentration of solutes compared to another solution

Mannat kohli

Hypotonic Solution (Anushka Singh)

2024-06-04 03:22:53 UTC

If the medium surrounding the cell has a higher water concentration than the cell than such solution is called Hypotonic Solution.

isotonic

mannatkohli711 — 2024-06-04 03:24:54 UTC

Isotonic solutions are two solutions that have the same concentration as a solute. mannat

Swarnika

swarnikadeshmane — 2024-06-04 03:25:23 UTC

Hypotonic : A solution that has a lower amount of solute in the solution is referred to as a hypotonic solution: Hypo=less, tonic=strength. A cell contains less amount of water than a hypotonic solution.

Isotonic: At the cellular level, isotonicity may pertain to a property of a solution in which its solute concentration is the same as the solute concentration of another solution with which it is compared.

Hypertonic: Hyper= more, tonic=strength. A solution that has more amount of solute than solvent in a solution is referred to as a hypertonic solution. If the cytosol of the cell is a hypertonic solution, then it suggests that the surrounding environment is of a hypotonic solution.

Hypertonic solution(Anshuman)

2024-06-04 03:25:34 UTC

Solution is hypertonic to the cell if the concentration of solutes is higher compared to inside the cell.

As a result of flow of water out of the cell, the cell loses volume and shrinks

A plant cell undergoes plasmolysis in a hypertonic solution.

Hypotonic

2024-06-04 03:26:21 UTC

in hypotonic solution more water enters the cell as there is less water concentration and there is higher water concentration outside the cell. Therefore i. such case the cell will swell up.

Manas Joshi

Isotonic solution

2024-06-04 03:27:56 UTC

When the concentration of water is equal both in the medium and the cell and does not lead in the bursting or the shrinkage of the cell.

Ashwin joshi

IX-C

Isotonic Solution

2024-06-04 03:28:12 UTC

An isotonic solution is any external solution that has the same solute concentration and water concentration compared to body fluids. In an isotonic solution, no net movement of water will take place.

Plasma membrane

2024-06-04 03:28:23 UTC

The plasma membrane, or cell membrane, is a vital biological barrier that surrounds the cell, composed of a phospholipid bilayer with embedded proteins. It regulates the entry and exit of substances, thus maintaining the cell's internal environment. Additionally, it facilitates communication through receptor proteins, supports the cell structurally, and enables cell recognition through carbohydrate molecules on its surface. This selective permeability is crucial for the cell's homeostasis and overall function.

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