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प्रश्न
Define mutation. State its two types.
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उत्तर
- Definition:
The mutation is a phenomenon in which sudden change in the DNA sequence takes place which results in the change of genotype and ultimately variation in the phenotype. - Types of mutations:
- Point mutations
- Frameshift mutation or deletion mutation.
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संबंधित प्रश्न
Multiple Choice Question:
Translation occurs in the _______.
Short Answer Question:
Identify the labeled structures on the following diagram of translation.
- Part A is the _______
- Part B is the _______
- Part C is the _______
Which process is shown in the following diagram?
Which genetic disorders are caused by mutation?
____________ refers to the process of copying of genetic information from one (template) strand of DNA into a single stranded RNA transcript.
From the following identify the features of "Genetic code".
(i) It is a triplet or three letter code.
(ii) The code is overlapping.
(iii) The code is commaless.
(iv) The genetic code was deciphered by Watson and Crick.
During transcription in prokaryotes, the enzyme RNA polymerase recognizes the promotor by its ______.
The mRNA AUGCAGAUACGC recognizes four amino acids and this character of the code referred to as ____________.
Identify the CORRECT statements.
- Conversion of hnRNA to mRNA - Processing
- Removal of introns and joining of exons - Splicing
- Methyl adenosine triphosphate is added to 5'-end of hnRNA- Capping
- Addition of adenylate residues to 5' end in a template-dependent manner - Tailing
A functional unit of gene, which specific the synthesis of one polypeptide is known as:
