A mutation changes a codon from UCG to UAG. This mutation is a:
Missense mutation
Silent mutation
Frameshift mutation
Nonsense mutation
Related Questions
Purines found both in DNA and RNA are
Adenine and thymine
Adenine and guanine
Guanine and cytosine
Cytosine and thymine
Which of the following is NOT a characteristic of RNA?
It is single-stranded.
It contains uracil.
It has ribose sugar.
It forms a double helix structure.
If a DNA sequence is same as that of a mRNA copy that is translated into protein, it is called
Sense
Antisense
Intron
Exon
Unlike DNA, RNA typically does NOT:
Contain uracil
Contain ribose sugar
Participate in protein synthesis
Form a double helix structure
Which one of the following is not applicable to RNA?
Chargaff’s rule
Complementary base pairing
5’ phosphoryl and 3’ hydroxyl ends
Heterocyclic nitrogenous bases
Which of the following is NOT a crucial characteristic for a molecule to serve as genetic material?
Stable
Replicable
Capable of expressing information
Readily degradable
A molecule suitable to be the carrier of genetic information should possess all these qualities EXCEPT:
Ability to replicate
Stable structure
Capacity to express information
High reactivity
Genetic material in most of the organisms?
DNA
RNA
Both
None
Which nitrogenous base is present in DNA but absent in RNA?
Uracil
Adenine
Guanine
Thymine
All of the following are necessary characteristics of a molecule serving as genetic material EXCEPT its ability to:
Replicate accurately
Undergo mutations
Store information
Be transcribed or translated
