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When purine base only pairs with a pyrimidine?
This is a basic principle of DNA base pairing called Chargaff's rule. Adenine (purine) pairs with thymine (pyrimidine), while guanine (purine) pairs with cytosine (pyrimidine). This complementary base pairing is essential for the double-stranded structure of DNA.
What is pyrimidine based in DNA?
Cytosine and thymine are the pyrimidine bases in DNA.
When a purine base only pairs with a pyrimidine what is it called?
When a purine base pairs with a pyrimidine, it forms a complementary base pair. This pairing is important in the structure of DNA molecules, where adenine pairs with thymine and guanine pairs with cytosine through hydrogen bonding, creating the double helix structure of DNA.
Does Complementary base pairing always pairs a purine with a pyrimidine?
Yes, complementary base pairing in DNA always pairs a purine (adenine or guanine) with a pyrimidine (thymine or cytosine). This specific pairing allows for the formation of hydrogen bonds between the bases, ensuring stability in the DNA double helix structure.
Purine bases have what kind of structure?
Purine bases have a double-ring structure, consisting of a pyrimidine ring fused to an imidazole ring. Adenine and guanine are the two purine bases found in DNA and RNA molecules.
What kind of structure do pyrimidine base have?
A single-ring structure
Purine nucleotides mainly differ from pyrimidine nucleotides in their number of?
Purine nucleotides differ from pyrimidine nucleotides in their structure due to the number of nitrogen-containing rings they have. Purine nucleotides have a double-ring structure, while pyrimidine nucleotides have a single-ring structure.
What are a purine and a pyrimidine that are capable of hydrogen bonding to form the rung structure of DNA called?
Adenine (purine) can hydrogen bond with thymine (pyrimidine), and guanine (purine) can hydrogen bond with cytosine (pyrimidine) to form the rungs of the DNA double helix structure.
When purine base only pairs with a pyrimidine?
This is a basic principle of DNA base pairing called Chargaff's rule. Adenine (purine) pairs with thymine (pyrimidine), while guanine (purine) pairs with cytosine (pyrimidine). This complementary base pairing is essential for the double-stranded structure of DNA.
What is transversion mutation?
A transversion mutation is a type of point mutation where a purine base is substituted for a pyrimidine, or vice versa. This type of mutation results in a change in the base pair from a double-ring structure to a single-ring structure, potentially causing changes in the amino acid sequence during protein synthesis.
What was Watson and cricks proposed structure of DNA?
James D. Watson discovered the pattern structure of DNA with Francis Crick. A purine and a pyrimidine
What is an anilinopyrimidine?
An anilinopyrimidine is any of a class of fungicides whose structure is based on a pyrimidine ring with an aniline substituent.
What strand of mRNA from DNA is replaced by adenine?
It's not a strand that is replaced, but a nitrogen base, much like adenine. The pyrimidine thymine is replaced by another pyrimidine uracil.
What does a filovirus look like?
a rod like structure
What type of rings do purines have?
Purines have two rings in their structure: a pyrimidine ring fused to an imidazole ring.
What is pyrimidine based in DNA?
Cytosine and thymine are the pyrimidine bases in DNA.
When a purine base only pairs with a pyrimidine what is it called?
When a purine base pairs with a pyrimidine, it forms a complementary base pair. This pairing is important in the structure of DNA molecules, where adenine pairs with thymine and guanine pairs with cytosine through hydrogen bonding, creating the double helix structure of DNA.
