Recent questions tagged ch6

Give any six features of the human genome.

asked Jul 23, 2017 by pady_1

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Define transformation in Griffith’s experiment. Discuss how it helps in the identification of DNA

asked Jul 6, 2017 by pady_1

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"There is a paternity dispute for a child". Which technique can solve the problem. Discuss the princ

asked Jul 6, 2017 by pady_1

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Discuss the process of translation in detail.

asked Jul 6, 2017 by pady_1

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<div>Give an account of the post transcriptional modifications of a eukaryotic mRNA.</div><div>Post

asked Jul 6, 2017 by pady_1

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Give an account of Hershey and Chase experiment. What did it conclusively prove? If both DNA and pro

asked Jul 5, 2017 by pady_1

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What background information did Watson and Crick have made available for developing a model of DNA?

asked Jul 5, 2017 by pady_1

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There is only one possible sequence of amino acids when deduced from a given nucleotides. But multip

asked Jul 5, 2017 by pady_1

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You are repeating the Hershey - Chase experiment and are provided with two isotopes. $^{32}P$ and $^

asked Jul 5, 2017 by pady_1

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Recall the experiments done by Fredrick Griffith, Avery, Macleod and McCarty, where DNA was speculat

asked Jul 5, 2017 by pady_1

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During DNA replication, why is it that the entire molecule does not open in one go? Explain replicat

asked Jul 5, 2017 by pady_1

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Define a cistron. Giving examples differentiate between monocistronic and polycistronic transcriptio

asked Jul 5, 2017 by pady_1

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Who revealed biochemical nature of the transforming principle? How was it done?<br>

asked Jul 5, 2017 by pady_1

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Name a few enzymes involved in DNA replication other than DNA polymerase and ligase. Name the key fu

asked Jul 5, 2017 by pady_1

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What are the functions of (i) methylated guanosine cap (ii) poly “A” tail in a matured RNA.

asked Jul 5, 2017 by pady_1

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Would it be appropriate to use DNA probes such as VNTR in DNA finger printing of a bacteriophage?

asked Jul 5, 2017 by pady_1

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A low level of expression of lac operon occurs at all the time. Can you explain the logic behind thi

asked Jul 5, 2017 by pady_1

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A single base mutation in a gene may not ‘always’ result in loss or gain of function. Do you thi

asked Jul 5, 2017 by pady_1

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In a nucleus, the number of ribonucleoside trophosphates is 10 times the number of deoxy X 10 ribonu

asked Jul 5, 2017 by pady_1

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Based on your understanding of genetic code, explain the formation of any abnormal hemoglobin molecu

asked Jul 5, 2017 by pady_1

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What is DNA polymorphism? Why is it important to study it?

asked Jul 5, 2017 by pady_1

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What is the cause of discontinuous synthesis if DNA on one of the parental strands of DNA? What happ

asked Jul 5, 2017 by pady_1

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Distinguish between heterochromatin and euchromatin. Which of the two is transcriptionally active?

asked Jul 5, 2017 by pady_1

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Name any three viruses which have RNA as the genetic material.

asked Jul 5, 2017 by pady_1

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During in vitro synthesis of DNA, a researcher used 2', 3'-dideoxycitidine triphosphate as raw nucle

asked Jul 5, 2017 by pady_1

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What would happen if histones were to be mutated and rich in acidic amino acids such as aspartic aci

asked Jul 5, 2017 by pady_1

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Retroviruses do not follow central dogma. Comment.

asked Jul 5, 2017 by pady_1

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Discuss the significance of heavy isotope of nitrogen in the Messelson and Stahl's experiment.

asked Jul 4, 2017 by pady_1

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What is the function of histones in DNA packaging?

asked Jul 4, 2017 by pady_1

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ODBAC is a fixed rectangular conductor of negligible resistance (co is not connected) and OP is a conductor which rotates clockwise with an angular velocity $w$ as shown in the fig. The entire system is in a uniform magnetic field B whose direction is along the normal to the surface of the rectangular conductor ABDC. The conductor OP is in electric contact with ABDC. The rotating conductor has resistance of X per unit length. Find the current in the rotating conductor as it rotates by $180^{\circ}$

asked Jan 1, 2017 by priyanka.c

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(a) How is granular zinc & zinc dust obtained ? (b) Explain why thermit process is quite useful for repairing the broken parts of a machine ?

asked Dec 29, 2016 by sharmaaparna1

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The two equal sides of an isosceles triangle with fixed base b are decreasing at the rate of 3 cm per second. How fast is the area decreasing when the two equal sides are equal to the base ?

asked Dec 8, 2016 by priyanka.c

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The radius of a circle is increasing uniformly at the rate of 3 cm/s. How fast is the volume of the cube increasing when the edge is 10cm long ?

asked Dec 7, 2016 by priyanka.c

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The total revenue in Rupees received from the sales of $x$ units of a product is given by $Rx = 3x^2 + 36x +5$ . Find the marginal revenue , when $x=15$, where by marginal.

asked Dec 6, 2016 by priyanka.c

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Find the approximate value of $f'(3.02)$ where $f(x) = 3x^2+5x+3$

asked Nov 25, 2016 by priyanka.c

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The total cost C(x) in rupees associated with the production of x units of an item is given by $ C(x) = 0.007 x^3 - 0.003 x^2 + 15x + 4000$. Find the marginal cost when 10 units are produced.

asked Nov 23, 2016 by priyanka.c

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A balloon which always remain spherical has a variable diameter$ \frac{3}{2} (2x+ 3)$ : Determine the rate of change of volume w.r.t x

asked Nov 23, 2016 by priyanka.c

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A car stands from a point P at time t = 0 sec and stops at point Q. The distance x, in metres, covered by it, in t seconds in given by $x = t^2 (2 - \frac{t}{3})$. Find the time taken by it to reach Q and also find the distance between P and Q.

asked Nov 21, 2016 by priyanka.c

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Find the point at which the target to the curve $y = \sqrt{4x-3} - 1$ has its slope $\frac{2}{3}$

asked Nov 21, 2016 by priyanka.c

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