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The endoplasmic reticulum. Those with ribosomes are called "rough" without are called smooth.

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How do cell membranes work to regulate the movement of substances in and out of cells?

Cell membranes are made up of a double layer of lipids with proteins embedded in them. These proteins act as channels and pumps that control the movement of substances in and out of the cell. The membrane is selectively permeable, allowing some substances to pass through while blocking others. This helps maintain the cell's internal environment and regulate the flow of nutrients and waste products.


Why is it important for digestive system functions that mucous membranes can secrete and absorb substances?

The moucous membranes in your body protect certain organs, like the inside of your stomach, from various things. By being able to secrete and absorb substances, the organs these membranes are around are protected.


Is mucous membranes sterile?

Mucous membranes are not sterile as they are lined with cells that produce mucus and harbor bacteria and other microorganisms. The presence of commensal bacteria helps maintain the balance of the microbiome and supports the immune system.


As air passes over the moist mucous membranes on inhalation decreases the amount of?

As air passes over the moist mucous membranes on inhalation decreases the amount of moisture in the membranes. The mucus along the membranes trap foreign particles prevention them from entering the lungs.


Why are organelles surrounded by membranes?

Organelles are surrounded by membranes to provide a barrier that controls what substances can enter and exit the organelles. This helps to maintain the organelle's internal environment, protect its contents, and facilitate specific functions within the cell. Additionally, the membranes of organelles contain specialized proteins that are essential for the organelle's structure and function.

Related Questions

What is membrane its function?

Membranes in a cell helps in the exchange of substances in between the cytoplasm of the cell and the environment. Through this various substances such as enzymes and proteins created in the cells and oxygen needed for cellular respiration is transported and gained through the surrounding environment.


Cells have selectively what membranes?

Cells have selectively permeable membranes that allow certain substances to pass through while blocking others. This selectivity helps maintain the internal environment of the cell by controlling the movement of molecules in and out.


How do cell membranes work to regulate the movement of substances in and out of cells?

Cell membranes are made up of a double layer of lipids with proteins embedded in them. These proteins act as channels and pumps that control the movement of substances in and out of the cell. The membrane is selectively permeable, allowing some substances to pass through while blocking others. This helps maintain the cell's internal environment and regulate the flow of nutrients and waste products.


Why is it important for digestive system functions that mucous membranes can secrete and absorb substances?

The moucous membranes in your body protect certain organs, like the inside of your stomach, from various things. By being able to secrete and absorb substances, the organs these membranes are around are protected.


Is mucous membranes sterile?

Mucous membranes are not sterile as they are lined with cells that produce mucus and harbor bacteria and other microorganisms. The presence of commensal bacteria helps maintain the balance of the microbiome and supports the immune system.


As air passes over the moist mucous membranes on inhalation decreases the amount of?

As air passes over the moist mucous membranes on inhalation decreases the amount of moisture in the membranes. The mucus along the membranes trap foreign particles prevention them from entering the lungs.


Why are organelles surrounded by membranes?

Organelles are surrounded by membranes to provide a barrier that controls what substances can enter and exit the organelles. This helps to maintain the organelle's internal environment, protect its contents, and facilitate specific functions within the cell. Additionally, the membranes of organelles contain specialized proteins that are essential for the organelle's structure and function.


How does cholesterol impact the permeability of cell membranes?

Cholesterol helps maintain the fluidity and stability of cell membranes by reducing their permeability to certain molecules. It acts as a buffer, preventing the membrane from becoming too rigid or too fluid, which can affect the movement of substances in and out of the cell.


What is the body's first line of defence against hiv?

The body's first line of defense against HIV is the mucous membranes. These membranes act as a physical barrier that helps prevent the virus from entering the body through openings like the mouth, nose, and genitals. Additionally, the mucous membranes also produce substances like mucus and enzymes that can help trap and eliminate pathogens like HIV.


The compounds in biological membranes that form a barrier to the movement of hydrophilic materials across the membranes are?

phospholipids and cholesterol are the main compounds that form the barrier to the movement of hydrophilic materials across biological membranes. The hydrophobic tails of the phospholipids create a barrier that prevents the passage of hydrophilic substances. Cholesterol helps maintain the fluidity and stability of the membrane.


What system helps blood move through the veins?

The Circulatory System :)


What system helps blood move through veins?

The Circulatory System :)