Recent questions tagged 122

Which of the following features of genetic code does allow bacteria to produce human insulin by recombinant DNA technology?

asked Jul 8, 2019 by pady_1

1 answer

If the area of the triangle ABC is $a^2 - (b-c)^2$, then $\tan \frac{A}{2}$ is equal to :

asked Dec 19, 2018 by pady_1

0 answers

The product of length of perpendiculars from $(-1,2)$ to the pair of lines $2x^2 -5xy + 2y^2 =0$, is :

asked Dec 19, 2018 by pady_1

0 answers

The distance moved by the particle in time $t$ is given by $s = t^3 - 12t^2 + 6t +8$. At the instant when its acceleration is zero, the velocity is :

asked Dec 19, 2018 by pady_1

0 answers

If a line makes angle $\frac{\pi}{3}$ and $\frac{\pi}{4}$ with the $x$-axis and $y$-axis respectively, then the angle made by the line with the $z$-axis is :

asked Dec 11, 2018 by pady_1

0 answers

End product of the following reaction is : $CH_3CH_2COOH \xrightarrow[\text{$red \; P$}]{\text{$Cl_2$}}$

asked Dec 11, 2018 by pady_1

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The substance used in Holmes signals of the ship is a mixture of :

asked Dec 11, 2018 by pady_1

0 answers

In an ellipse, the distances between its foci is 6 and minor axis is 8. Then its eccentricity is :

asked Nov 13, 2018 by pady_1

1 answer

Which of the following compounds shows optical isomerism ?

asked Nov 5, 2018 by pady_1

0 answers

Among the properties (a) reducing (b) oxidising (c) complexing, the set of properties shown by $CN^-$ ion towards metal species is

asked Nov 5, 2018 by pady_1

1 answer

Match the item given in Column I with those in Column II and select the correct option given below :

asked Aug 21, 2018 by pady_1

1 answer

Frog’s heart when taken out of the body continues to beat for sometime. Select the best option from the following statements. (a) Frog is a poikilotherm (b) Frog does not have any coronary circulation (c) Heart is “myogenic” in nature (d) Heart is autoexcitable

asked Aug 21, 2018 by pady_1

1 answer

Which one of the following cell organelles is enclosed by a single membrane?

asked Aug 21, 2018 by pady_1

1 answer

During ecological succession :

asked Aug 21, 2018 by pady_1

1 answer

Transformation was discovered by:

asked Aug 20, 2018 by pady_1

1 answer

If two persons with 'AB' blood group marry and have sufficiently large number of children, these children could be classified as 'A' blood group : 'AB' blood group : 'B' blood group in 1 : 2 : 1 ratio. Modem technique of protin electrophoresis reveals presence of both 'A' and 'B' type proteins in 'AB' blood group individuals. This is an example of

asked Aug 20, 2018 by pady_1

1 answer

Phyllode is present in

asked Aug 20, 2018 by pady_1

1 answer

The cork cambium, cork and secondary cortex are collectively called :

asked Aug 16, 2018 by pady_1

1 answer

Which one of the following has its own DNA?

asked Jul 26, 2018 by pady_1

1 answer

Whose experiments cracked the DNA and discovered unequivocally that a genetic code is a "triplet" ?

asked Jul 26, 2018 by pady_1

1 answer

Which one of the following pairs of nitrogenous bases of nucleic acids, is wrongly matched with the category mentioned against it?

asked Jul 26, 2018 by pady_1

1 answer

Adaptive radiation refers to :-

asked Jul 26, 2018 by pady_1

1 answer

Which antibiotic inhibits interaction between tRNA and mRNA during bacterial protein synthesis ?

asked Jul 25, 2018 by pady_1

1 answer

As compared to a $C_3$-plant, how many additional molecules of ATP are needed for net production of one molecule of hexose sugar by $C_4$-plants -

asked Jul 24, 2018 by pady_1

1 answer

Extranuclear inheritance is a consequence of presence of genes in -

asked Jul 24, 2018 by pady_1

2 answers

Which endangered animal is the source of the world's finest, lightest, warmest and most expensive wool-the shahtoosh : -

asked Jul 24, 2018 by pady_1

0 answers

When both ovary of rat are removed then which hormone is decreased in blood : -

asked Jul 23, 2018 by pady_1

1 answer

Anemophilly type of pollination is found in

asked Jul 20, 2018 by pady_1

1 answer

What is true for mammalia :

asked Jul 20, 2018 by pady_1

1 answer

Lactose composed of :

asked Jun 15, 2018 by pady_1

1 answer

A snail crawls 53 cm in 35 minutes. It crawls another 98 cm in 65 minutes. How many metres does it travel in the total time?

asked Dec 31, 2015 by pady_1

0 answers

Ask Questions, Get Answers

Which of the following features of genetic code does allow bacteria to produce human insulin by recombinant DNA technology?

If the area of the triangle ABC is $a^2 - (b-c)^2$, then $\tan \frac{A}{2}$ is equal to :

The product of length of perpendiculars from $(-1,2)$ to the pair of lines $2x^2 -5xy + 2y^2 =0$, is :

The distance moved by the particle in time $t$ is given by $s = t^3 - 12t^2 + 6t +8$. At the instant when its acceleration is zero, the velocity is :

If a line makes angle $\frac{\pi}{3}$ and $\frac{\pi}{4}$ with the $x$-axis and $y$-axis respectively, then the angle made by the line with the $z$-axis is :

End product of the following reaction is : <br> $CH_3CH_2COOH \xrightarrow[\text{$red \; P$}]{\text{$Cl_2$}}$

The substance used in Holmes signals of the ship is a mixture of :

In an ellipse, the distances between its foci is 6 and minor axis is 8. Then its eccentricity is :

Which of the following compounds shows optical isomerism ?

Among the properties (a) reducing (b) oxidising (c) complexing, the set of properties shown by $CN^-$ ion towards metal species is

Match the item given in Column I with those in Column II and select the correct option given below : <br>

Frog’s heart when taken out of the body continues to beat for sometime. <br> Select the best option from the following statements. <br> (a) Frog is a poikilotherm <br> (b) Frog does not have any coronary circulation <br> (c) Heart is “myogenic” in nature <br> (d) Heart is autoexcitable

Which one of the following cell organelles is enclosed by a single membrane?

During ecological succession :

Transformation was discovered by:

Phyllode is present in

The cork cambium, cork and secondary cortex are collectively called :

Which one of the following has its own DNA?

Whose experiments cracked the DNA and discovered unequivocally that a genetic code is a "triplet" ?

Which one of the following pairs of nitrogenous bases of nucleic acids, is wrongly matched with the category mentioned against it?

Adaptive radiation refers to :-

Which antibiotic inhibits interaction between tRNA and mRNA during bacterial protein synthesis ?

As compared to a $C_3$-plant, how many additional molecules of ATP are needed for net production of one molecule of hexose sugar by $C_4$-plants -

Extranuclear inheritance is a consequence of presence of genes in -

Which endangered animal is the source of the world's finest, lightest, warmest and most expensive wool-the shahtoosh : -

When both ovary of rat are removed then which hormone is decreased in blood : -

Anemophilly type of pollination is found in

What is true for mammalia :

Lactose composed of :

A snail crawls 53 cm in 35 minutes. It crawls another 98 cm in 65 minutes. How many metres does it travel in the total time?