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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
Long Answer Question:
Justify the statement. If the answer is false, change the underlined word(s) to make the statement true
Transcription must occur before translation may occur.
Which genetic disorders are caused by mutation?
Identify the condition under which there will be no change in the reading frame of following mRNA.
5' AACAGCGGUGCUAUU 3'
Which of the following represents the central dogma of molecular biology?
Identify the Central Dogma in molecular biology.
Match the Column I (RNA polymerases) with Column II (Transcribed products) and select the correct option.
| Column I | Column II | ||
| i. | RNA polymeraseI | a. | t-RNA |
| ii. | RNA polymerase II | b | rRNA |
| iii. | RNA polymerase III | c. | hnRNA |
Select the correct option from the following:
In a translation experiment, two different mRNAs with different nucleotide sequences used are as follows:
mRNA 1:
5' AUG UUU UUA UUU UUA UAA UUC UUG - 3' and
mRNA 2:
5' AUG UUC UUG UUA UUU UAG UUU UUA CUU - 3'
From the following identify the TRUE statement.
Teminism is:
What is transcription?
What is meant by the polarity of genetic code ?
