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Why would the body use facilitated diffusion to move the amino acids instead of diffusion?
Wiki User
∙ 15y ago
Amino acids are too polar and too big to diffuse through the highly impermeable phospholipid bilayer. A special transport system must be set up to allow them to enter the cell.
Wiki User
∙ 15y ago
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What type of proteins are used in facilitated diffusion?
they can be of varying types. examples include like porins, aquaporins and ion channles.
Proteins are made up of monomers called?
The monomers of proteins are amino acids.
How do faciliated diffusion and active transport differ?
In active transport, the molecules are carried against the force of diffusion. This is the opposite of facilitated transport. Also in active transport, energy in the form of ATP is required, since the molecules move against the normal flow. Note that energy is not needed in facilitated transport. Bard, Susan, Mary Alice Jost. Multimediated Lectures in Biology. Seventh Edition. Howard Community College, MD. 2003. ---------------------------------------------------------------------- *Active transport: Transport of molecules AGAINST the concentration gradient with the use of a PROTEIN CARRIER. This uses ATP. Facilitated transport: Moving of molecules through a semi permeable membrane witht he use of the cell's "facility's" AKA Protein carriers or Channels. *Gowda, Vishal. 10th Grade AP Biology Student. How about that? 2008 son!
Is A polypeptide is a sequence of proteins or amino acids?
Yes, a polypeptide is a sequence of amino acids.
What monomer makes up enzyme?
amino acids make proteins and an enzyme is a protein so......
What type of molecule is the facilitator in facilitated diffusion?
Sugars and amino acids.
What are the functions of facilitated diffusion?
the point of facilitated diffusion is to help move sugars and amino acids through the cell membrane the ready set <3
Which molecules need facilitated diffusion. to move across the plasma?
The Glucose and the Amino Acids.
Mechanisms of tubular reabsorption include what?
Reabsorption of nutrients in the renal tubule occurs via active transport and facilitated diffusion. Amino acids, glucose and phosphates are reabsorbed at the proximal convoluted tubule via active transport. Water and sodium chloride is reabsorbed at the loop of henle via facilitated diffusion.
Are amino acid absorbed into the blood?
In the gut, amino acids are absorbed from the small intestine into the blood by active transport. However, if you are referring to amino acids being reabsorbed in the kidney from the nephron back to the blood, then that is incorrect - amino acids aren't reabsorbed at all, because they weren't filtered in the first place. This is due to the protein molecules being too large to diffuse across the Bowman's Capsule.
How are amino acids transported within the cell?
Passively, via diffusion.
What is meant by faciliated diffusion?
Facilitated diffusion (or facilitated transport) is a form of passive transport that is facilitated by transport proteins. Most often it is used to transport polarized molecules (such as glucose and amino acids) across the cell membrane.
What is one example of substance using facilitated transport?
EXAMPLES OF FACILITATED DIFFUSION IN THE HUMAN BODYExchange of oxygen and carbon in the alveoli of the lungsThe absorption of glucose, fructose, amino acids in the small intestines
Carrier proteins do not require energy to transport amino acids into a cell?
diffusion
Amino acids absorbed through two processes of?
active transport and diffusion.... (:
What type of proteins are used in facilitated diffusion?
they can be of varying types. examples include like porins, aquaporins and ion channles.
How do amino acids enter cellular respiration?
large molecules and charged molecules move across a cell membrane through "facilitated diffusion." That is to say, a transport protein in the plasma membrane of the cell is used (with the aid of adenosine triphosphate, or ATP) to move the substance from one side of the membrane to the other.This method is actually the basis upon which all cell function is based, from generating and using energy, to keeping the cell isotonic to its environment.
