Given below is a part of the template strand of a structural gene `bar("TAC CAT TAG GAT")`
(a) Write its transcribed mRNA strand with its polarity.
(b) Explain the mechanism involved in initiation of the transcription of this strand.

Given below is the sequence of coding strand of DNA in a transcription unit 3' AATGCAGCTAT TAGG-5' Write the sequence of (a) its complementary strand (b) the mRNA

If the sequence of bases in template strand of DNA is ATTCGATG, then the sequence of bases in its transcript will be

(a) Write the RNA strand transcribed from the above transcription unit along with its polarity. (b) Construct a complete transcription unit with promotor and terminator on the basis of the hypothetical template strand given below :

(a) Draw a schematic representation of the structure of a transcription unit and show the following in it : (i) Direction in which transcription occurs (ii) Polarity of the two strands involved (iii) Template strand (iv) Terminator gene (b) Mention the function of promoter gene in transcription.

Read the following statements carefully and choose the correct statements. A. In a transcription unit, the promoter located at the 5' end of coding strand B. The single strand DNA having the polarity 5' rarr 3' is the template strand C. RNA polymerase binds to the operator during transcription. D. Single base DNA differences occur in humans are called Single Nucleotide Polymorphism (SNPs).

(a) Construct a complete transcription unit with promoter and terminator on the basis of the hypothetical template strand given below : (b) Write the RNA strand transcribed from the above transcription unit along with its polarity.

The sequence of nitrogen bases in a portion of a DNA segment of a template strand was AAT GCT TAG GCH. What will be the sequence of nitrogen bases in the corresponding region of the transcribed mRNA ?

Refer to the given figure and consider the following statements regarding it . I. A is present at the 5' end of the template strand . II. B is antisense strand having 3'rarr5 ' polarity III. C may have AT rich region or palindromic sequence IV. D acts as a non-template strand Select the option with the incorrect pair of Statements .