Recent questions tagged ch11

What would happen when one grows a recombinant bacterium in a bioreactor but forgot to add antibioti

asked Jul 10, 2017 by pady_1

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A mixture of fragmented DNA as electrophoresed in an agarose gel. After staining the gel with ethidi

asked Jul 10, 2017 by pady_1

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How does one visualize DNA on agarose gel?

asked Jul 10, 2017 by pady_1

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Describe the role of $CaCl_2$ in the preparation of competent cells?

asked Jul 10, 2017 by pady_1

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A plasmid DNA and a linear DNA (both are of the same size) have one site for a restriction endonucle

asked Jul 10, 2017 by pady_1

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A recombinant DNA molecule was created by ligating a gene to a plasmid vector. By mistake, an exonuc

asked Jul 10, 2017 by pady_1

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Both a wine maker and a molecular biologist who has developed a recombinant vaccine claim to be biot

asked Jul 10, 2017 by pady_1

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What is meant by gene cloning?

asked Jul 10, 2017 by pady_1

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What modification is done on Ti plasmid of Agrobacterium tumefaciens to convert it into a cloning ve

asked Jul 10, 2017 by pady_1

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Name a recombinant vaccine that is currently being used in vaccination program. 

asked Jul 10, 2017 by pady_1

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While doing a PCR, 'denaturation' step is missed. What will be its effect on the process? 

asked Jul 10, 2017 by pady_1

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What is the significance of adding proteases at the time of isolation of genetic material?

asked Jul 10, 2017 by pady_1

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Restriction enzymes could not have more than one site of action in the cloning site of a vector. Com

asked Jul 10, 2017 by pady_1

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What does 'competent' refer to in competent cells used in transformation experiments?

asked Jul 10, 2017 by pady_1

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What does 'H' in 'd' and 'III' refer in the enzyme Hind III?

asked Jul 10, 2017 by pady_1

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Would you choose an exonuclease while producing a recombinant DNA molecule? 

asked Jul 10, 2017 by pady_1

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How is the copy number of the plasmid vector related to the yield of recombinant protein?

asked Jul 9, 2017 by pady_1

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Find the value of $\lambda$, so that the lines $\frac{1-x}{3} = \frac{7y - 14}{2 \lambda} = \frac{z-3}{2} \;and\; \frac{7-7 \lambda}{3 \lambda} = \frac{y-5}{1} = \frac{6-z}{5} $ are at right angle

asked Nov 22, 2016 by priyanka.c

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If the points $A(-1, 3, 2),\; B(-4, 2, -2)$ and $C (5, 5, \lambda)$ are collinear, find the value of $\lambda$

asked Nov 16, 2016 by priyanka.c

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All the trees in the park are flowering trees. Some of the trees in the park are dogwoods. All dogwoods in the park are flowering trees. If the first two statements are true, the third statement is

asked Jul 21, 2016 by meena.p

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Blueberries cost more than strawberries. Blueberries cost less than raspberries. Raspberries cost more than both strawberries and blueberries. If the first two statements are true, the third statement is

asked Jul 21, 2016 by meena.p

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Each problem consists of three statements. Based on the first two statements, the third statement may be true, false, or uncertain.Tanya is older than Eric. Cliff is older than Tanya. Eric is older than Cliff. If the first two statements are true, the third statement is

asked Jul 21, 2016 by meena.p

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Tim's commute never bothered him because there were always seats available on the train and he was able to spend his 40 minutes comfortably reading the newspaper or catching up on paperwork. Ever since the train schedule changed, the train has been extremely crowded, and by the time the doors open at his station, there isn't a seat to be found.

asked Jul 21, 2016 by meena.p

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Last summer, Mike spent two weeks at a summer camp. There, he went hiking, swimming, and canoeing. This summer, Mike looks forward to attending a two-week music camp, where he hopes to sing, dance, and learn to play the guitar.

asked Jul 21, 2016 by meena.p

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Erin is twelve years old. For three years, she has been asking her parents for a dog. Her parents have told her that they believe a dog would not be happy in an apartment, but they have given her permission to have a bird. Erin has not yet decided what kind of bird she would like to have.

asked Jul 21, 2016 by meena.p

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The Pacific yew is an evergreen tree that grows in the Pacific Northwest. The Pacific yew has a fleshy, poisonous fruit. Recently, taxol, a substance found in the bark of the Pacific yew, was discovered to be a promising new anticancer drug.

asked Jul 21, 2016 by meena.p

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Find the statement that must be true according to the given information. Vincent has a paper route. Each morning, he delivers 37 newspapers to customers in his neighborhood. It takes Vincent 50 minutes to deliver all the papers. If Vincent is sick or has other plans, his friend Thomas, who lives on the same street, will sometimes deliver the papers for him.

asked Jul 21, 2016 by meena.p

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Apartments in the Riverdale Manor cost less than apartments in The Gaslight Commons. Apartments in the Livingston Gate cost more than apartments in the The Gaslight Commons. Of the three apartment buildings, the Livingston Gate costs the most. If the first two statements are true, the third statement is

asked Jul 21, 2016 by meena.p

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Mara runs faster than Gail. Lily runs faster than Mara. Gail runs faster than Lily. If the first two statements are true, the third statement is

asked Jul 21, 2016 by meena.p

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All the trees in the park are flowering trees. Some of the trees in the park are dogwoods. All dogwoods in the park are flowering trees. If the first two statements are true, the third statement is

asked Jul 21, 2016 by meena.p

1 answer

Blueberries cost more than strawberries. 2. Blueberries cost less than raspberries. Raspberries cost more than strawberries and blueberries. If the first two statements are true, the third statement is

asked Jul 21, 2016 by meena.p

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Tanya is older than Eric. Cliff is older than Tanya. Eric is older than Cliff. If the first two statements are true, the third statement is

asked Jul 20, 2016 by meena.p

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Count the number of parallelogram in the given figure.

asked Jul 20, 2016 by meena.p

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Count the number of parallelogram in the given figure.

asked Jul 20, 2016 by meena.p

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In the adjoining figure, if the centres of all the circles are joined by horizontal and vertical lines, then find the number of squares that can be formed.

asked Jul 20, 2016 by meena.p

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Count the number of triangles and squares in the given figure.

asked Jul 20, 2016 by meena.p

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What is the minimum number of different colours required to paint he given figure such that no two adjacent regions have the same colour?

asked Jul 20, 2016 by meena.p

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There is some relationship between diagrams A & B. The same relationship persists between C & D. Find the right diagrams for D from the alternatives.

asked Jul 20, 2016 by meena.p

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There is some relationship between diagrams A & B. The same relationship persists between C & D. Find the right diagrams for D from the alternatives.

asked Jul 20, 2016 by meena.p

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There is some relationship between diagrams A & B. The same relationship persists between C & D. Find the right diagrams for D from the alternatives.

asked Jul 20, 2016 by meena.p

1 answer

There is some relationship between diagrams A & B. The same relationship persists between C & D. Find the right diagrams for D from the alternatives.

asked Jul 20, 2016 by meena.p

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Artists are generally whimsical. Some of them are frustrated. Frustrated people are prone to be drug addicts. Based on these statements which of the following conclusions is true?

asked Jul 20, 2016 by meena.p

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In a family there are husband wife, two sons and two daughters. All the ladies were invited to a dinner. Both sons went out to play. Husband did not return from office. Who was at home?

asked Jul 20, 2016 by meena.p

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Here are eight poets, namely, A, B, C, D, E, F, G and H in respect of whom questions are being asked in the examination. The first four are ancient poets and the last four are modern poets. The question on ancient and modern poets is being asked in alternate years. Those who like H also like G, those who like D like C also. The examiner who sets question is not likely to ask question on D because he has written an article on him. But he likes D. Last year a question was asked on F. Considering these facts, on whom the question is most likely to be asked this year ?

asked Jul 20, 2016 by meena.p

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Of the following two statements, both of which cannot be true, but both can also be false. Which are these two statements ? I.All machines make noise II. Some machines are noisy III. No machine makes noise IV. Some machines are not noisy

asked Jul 20, 2016 by meena.p

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Only gentlemen can become members of the club. Many of the members of the club are officers. Some of the officers have been invited for dinner.

asked Jul 20, 2016 by meena.p

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A family consists of six members P, Q, R, X, Y and Z. Q is the son of R but R is not mother of Q. P and R are a married couple. Y is the brother of R. X is the daughter of P. Z is the brother of P. How many children does P have ?

asked Jul 20, 2016 by meena.p

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A, B, C, D, E and F are members of a club. There are two married couples in the goup. A is the brother of D's Husband. C is the president of Women's Association. F is a Sitar Player, and Bachelor. B's wife is not a member of the Club. Four of them belong to the same family. B and F are colleagues in the club. How is F related to B?

asked Jul 20, 2016 by meena.p

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A family consists of six members P, Q, R, X, Y and Z. Q is the son of R but R is not mother of Q. P and R are a married couple. Y is the brother of R. X is the daughter of P. Z is the brother of P. Who is the father of Q ?

asked Jul 20, 2016 by meena.p

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There are six persons A, B, C, D , E and F. C is the sister of F. B is the brother of E's husband. D is the father of A and grandfather of F. There are two fathers, three brothers and a mother in the group. Which of the following is a group of brothers ?

asked Jul 20, 2016 by meena.p

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