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What are chromosomes made of

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Which of the following is an organic molecule

What is the main function of starch in plants

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Q: How many water molecules are released when the 4-glucose amylose forms?
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How many water molecules are released when 4 glucose amylose forms?

don't know

How many water molecules are produced when amylose forms?


Excess glucose in most complex plants is stored as?

Starch (amylum). It is a polysaccharide consisting of two molecules, amylopectin and amylose. Amylopectin forms branches off the amylose molecules.

Why is amylopectin more compact than amylose?

Actually, amylose is more compact than amylopectin due to its helical structure. Amylose is unbranching and forms a compact helix, whereas amylopectin is a branching structure.

Why does cornstarch make iodone change colors?

When Iodine (when dissolved in an aqueous solution of potassium iodide) reacts with "starch" it makes a purple black color. Basically when "starch" and iodide ions interact, they form a biger, thicker polyiodide chain. Specifically they do this with a polysaccharide called amylose. Amylose is a "straight chain" portion of starch and changes its structure to forms helices where iodine molecules come together. This change forms a dark purple color. Amylose is a polysaccharide (a complicated long sugar molecule) and is one of the two components of starch, making up about 20-30% of the starch in say, a potato. The iodide ion (an element with an electrical charge) inserts itself inside of the amylose coil structure and changes how the molecule absorbs light. And this has something to do with the charge transfer complex.

What is released when a hydrogen bond forms between 2 water molecules?

surface tension

What is the indicator for starches?

Iodine. Iodine forms a complex with the amylose chains, forming a nice bright blue color.

What elements bond with themselves?

A great number of elements bond with other atoms of the same element to form stable molecules. These include Nitrogen (which forms N2 molecules), Oxygen (which forms O2 molecules), Ozone (which forms O3 molecules), Chlorine (which forms Cl2 molecules), Bromine (which forms Br2 molecules), and more.

Why iodine is specific dye to detect starch?

The reaction of the starch changing colour is the result of the formation of polyiodide chains from the reaction of starch and iodine. The amylose, or straight chain portion of starch, forms helices where iodine molecules assemble, forming a dark purple/black color.

Why does starch react with iodine solution?

Iodine (a halogen) forms a starch-iodine complex by binding with amylose coils, which results in a transfer of charge between amylose and iodine, changing the energy levels of iodine atoms, and producing a dark blue color.

What is the structure of starch?

Plants store glucose in the form of starch.Starch can be separated into two fractions-amylose and amylopectin. Natural starches are mixtures of amylose (10-20%) and amylopectin (80-90%) Starch is a polymer of glucose molecules. It consists of a mixture of 2 polysaccharides:25% amylose - about 2000 glucose residues are linked by the alpha 1-4 glycosidic linkage. It is unbranched and forms a helix.75% amylopectin - branched chains about 100000 glucose units. Glucose is joined by the alpha 1-4 glycosidic linkage and at branched points the alpha 1-6 glycosidic linkages occur.

What is the difference in chemical bonds of starch nd cellulose?

they are all glycosidic bonds. in cellulose they are bonded so the sugars flip after every bond like a zig zag. in amylose it forms a right handed helix. in amylopectin it forms a right handed helix with a lot of branches (make it less soluble than amylose) Also Cellulose bonds are not hydrolyzed by human enzymes.

Forms large molecules from smaller ones?

The Golgi Apparatus forms large molecules from smaller ones. It gathers simple molecules and combines them to form larger more complex molecules. From there is takes those larger molecules and packages them for transport.

Is fluorine Molecules or element?

Fluorine is an element that forms molecules.

Starch is a?

Starch is a polymer consisting of large numbers of alpha-glucose units joined together by glycosidic bonds. It is composed of amylose and amylopectin. In amylose, the glucoe is linked in a linear fashion by 1,4 glycosidic bonds. These bonds cause the chain to coil helically into a more compact shape due to the tetrahedral chemistry of carbon and the bond angles that result. Amylopectin is also compact and has a linear arrangement of glucose linked by 1,4 glycosidic bonds. However, at regular intervals, a 1,6 glycosidic bond forms between two adjacent glucose molecules. These bonds result in the formation of a highly branched structure. Starch has three times more amylopectin than amylose.

The molecular arrangement of cornstarch?

Starch is a large molecule and comes in two main forms; the linear (and helically folded) amylose and the branched amylopectin. The percentage of each form varies by species but generally speaking 1/5 to 1/4 amylose and 4/5 to 3/4 amylopectin is in the right ballpark.

What forms a net profit of two atp molecules?

Glycolysis forms a net profit of two ATP molecules. Two ATPs are required to begin this process, and the product is four ATP molecules.

Who invented the molecules?

Molecules are not invented; they exist and are natural forms of organized matter.

What are the Backbone atoms of organic molecules?

Carbon forms the basis of organic molecules

Indentify the type of weak bond that forms between water molecules?

The weak bond that forms between water molecules is called a hydrogen bond.

What are the two forms of transport of molecules through the cell membrane?

The two forms of transport of molecules through the cell membrane are active and passive transport

What are the differences between starch and glycogen?

There are two forms of starch, these are amylose and amylopectin. Glycogen is similar to amylopectin but it has more extensive branching. Starch is found in plants, and glycogen in animals.

What cell forms a barrier that controls passage of molecules or forms glands?


What forms when atoms combine?


What forms when atoms bond?