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How many sugar phosphate backbones does a double helix have?
A double helix structure has two sugar-phosphate backbones, one on each side of the helix. These backbones are made up of alternating sugar and phosphate molecules that support the DNA bases in the helix.
What do hydrogen bonds connect in the double helix?
Hydrogen bonds connect the nitrogenous bases in the double helix of DNA.
What do hydrogen bonds connect in the double helix of DNA?
Hydrogen bonds connect the nitrogenous bases in the double helix of DNA.
Deoxyribonucleic acid the double helix structure?
DNA is a molecule that carries the genetic instructions for the development, functioning, growth, and reproduction of all known living organisms. Its double helix structure consists of two long chains of nucleotides twisted around each other, forming a shape similar to a spiral staircase. This structure allows DNA to compactly store and transmit genetic information.
A DNA molecule is shaped like a?
A basic DNA molecule has three components - a ribose sugar, a phosphate chain and the base. Essentially, the sugar looks like a pentagon, the phosphate is a elongated chain with three phosphate groups and the base can be highly variable - either a purine or a pyrimidine. As the DNA molecule is built up, the backbone of DNA is created via the phosphate and ribose sugar linkages, and the genetic information is stored through the matching of the bases.
One reason DNA chains twist into a double helix is for the purpose of what?
DNA chain twists so that the bases are closer together in the double helix. The DNA chain also takes up less space this way.
What is the name for the DNA structure?
Normally, DNA forms a right-handed double helix but it can also come in other forms.
what is the shape of a DNA?
double helix
What shape is a DNA strand?
A DNA strand is shaped like a 'double helix'.
How does a single DNA molecule produce two identical molecules?
Two single chains bond together. The bonded chains twist together to form a double helix.
What is the shape of the DNA molecule known as?
Double Helix :D
DNA exists as two long chains of molecules twisted around each other in a structure called a?
double helix ramon c.
How are the two chains of a double helix held together?
The two chains of a DNA double helix are held together by hydrogen bonds between complementary base pairs. Adenine pairs with thymine, and cytosine pairs with guanine. These hydrogen bonds form the base pairs that hold the two strands of DNA together.
How does the double helix structure of RNA resemble the structure of DNA?
First of all, RNA is a single helix. It isn't really similar to the DNA in the obvious shape. In DNA there two long polynucleotides chins which are right handed double helix. the chains are antiparallel to each other. while in RNA there is only a single chain.
What type of structure is the DNA?
Double Helix
What is Watson and Crick's DNA model?
Watson and Crick's DNA model is a double helix structure, where two strands of DNA wind around each other. They proposed this model in 1953, based on X-ray crystallography data collected by Rosalind Franklin and Maurice Wilkins. Their model explained how genetic information is stored and replicated in the DNA molecule.
How many sugar phosphate backbones does a double helix have?
A double helix structure has two sugar-phosphate backbones, one on each side of the helix. These backbones are made up of alternating sugar and phosphate molecules that support the DNA bases in the helix.
