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What is the function of proteins and carbohydrates that are embedded in a cell membrane?
Proteins embedded in the cell membrane often act as receptors for signaling molecules or transporters for ions and molecules across the membrane. Carbohydrates attached to proteins and lipids in the cell membrane are involved in cell-cell recognition and communication, as well as providing structural support to the membrane.
When a substance feels slippery?
A substance feels slippery when it reduces friction between surfaces by forming a lubricating layer. This is often due to the presence of molecules that have a low coefficient of friction, allowing for easy movement between the surfaces in contact.
The receptor for a group of signaling molecules known as growth factors are often?
receptor tyrosine kinases
What part of the cell membrane involve in cell to cell recognition?
Glycoproteins and glycolipids are involved in cell-to-cell recognition on the cell membrane. These molecules have unique patterns of carbohydrates that can act as identification tags for other cells. When two cells come into contact, these tags can bind to specific proteins on the surface of neighboring cells, allowing for recognition and communication between cells.
On the outer surface of the plasma membrane there are marker molecules that identify the cell-type Often these molecules are?
proteins or lipids, known as glycoproteins or glycolipids, that serve as markers to identify the cell type. These markers play a critical role in immune responses, cell communication, and recognition by other cells.
How do hydrophobic proteins interact with their surrounding environment?
Hydrophobic proteins interact with their surrounding environment by avoiding contact with water molecules. They tend to fold in a way that hides their hydrophobic regions from water, often forming a compact structure. This allows them to interact with other hydrophobic molecules or surfaces in their environment.
What are the different names of the receptors?
Taste - gustatory receptors (taste buds) Vision - optical receptors (retina and optic nerve) Hearing - phono receptors (cochlea - inner ear) Smell - olfactory receptors (nose) Touch - tactile receptors (skin, tongue) (Also : Heat - thermo receptors.)
What is the best paint for stone surfaces?
Acrylic paint is often recommended for painting stone surfaces due to its durability and ability to adhere well to rough surfaces.
With what do Africans associate shiny or smooth surfaces with?
Africans may associate shiny or smooth surfaces with cleanliness, wealth, success, or beauty. These surfaces are often seen as valuable and desirable.
If proteins were rigid why would they make poor reseptors?
Proteins have a lot of roles in the body. Proteins functioning as receptors have to bind securely to another molecule (usually another protein). Protein structure is defined by the amino acids that make up the protein (primary structure), then two levels of the folding the protein undergoes to get its final shape (ending with tertiary structure). The tertiary structure of protein receptors have to be very complicated to be unique enough to be effective receptors. Therefore, tight binding between the two proteins often requires some amount of rearrangement before the two molecules 'lock' into place. The 'locking' is also done at many locations and doesn't happen all at once. If the molecules were rigid they would have to 'lock' all at once, and spacial rearrangement would be harder.
What is glycoprotien?
Glycoproteins are proteins that have carbohydrate (sugar) molecules attached to them. These molecules play a crucial role in various cellular processes, including cell-cell communication, immune responses, and protein folding. Glycoproteins are often found on the surface of cells and help with cell recognition and signaling.
In the real world of brand recognition and popularity accounts for the fact that mediocre products and services often trump quality.?
In the real world of brand recognition and popularity, _______ accounts for the fact that mediocre products and services often trump quality.
