Q:

Which of the following statements about ddntps is true?

A) They have a hydrogen at the 3’ carbon of the sugar.	B) DNA polymerase can add a new dNTP to a 3’ ddNTP.
C) They have a free 3’-hydroxyl group on the ribose sugar.	D) They have an oxygen at the 2’ carbon of the ribose sugar.

Answer & Explanation Answer: A) They have a hydrogen at the 3’ carbon of the sugar.

Explanation:

ddNTPs - Dideoxynucleotides and abbreviated as ddNTPs.

They are chain-elongating inhibitors of DNA polymerase, used in the Sanger method for DNA sequencing.

They have a hydrogen at the 3’ carbon of the ribose sugar.

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3 4027

Q:

Which bacteria cause the greatest harm in the food industry?

A) Recycling	B) Digestive
C) Fermenting	D) Pathogenic

Answer & Explanation Answer: D) Pathogenic

Explanation:

Pathogenic bacteria cause the greatest harm in the food industry.

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4 4026

Q:

The electrical domestic tube light gives white fluorescent light because of

A) colision between molecules of filled gas under electric current	B) heavy current
C) vacuum inside the tube	D) falling of ultra violet rays on the white inner coating of the tube

Answer & Explanation Answer: D) falling of ultra violet rays on the white inner coating of the tube

Explanation:

The ultraviolet rays have high frequency and shorter wavelength are converted to visible white light with lower frequency and greater wave length

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Filed Under: Physics

2 4026

Q:

In case of uniform circular motion, the acceleration is

A) Variable in magnitude but constant in direction	B) Constant in magnitude and directed radially inwards
C) Variable in magnitude but tangential to the circle	D) Zero

Answer & Explanation Answer: A) Variable in magnitude but constant in direction

Explanation:

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4 4022

Q:

‘Sea Vigil-21’ is a Defence Exercise undertaken by which country?

A) China	B) Japan
C) India	D) United Kingdom

Answer & Explanation Answer: C) India

Explanation:

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Filed Under: General Awareness
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0 4021

Q:

Which organ filters blood in human body?

A) Lungs	B) Heart
C) Liver	D) Kidneys

Answer & Explanation Answer: D) Kidneys

Explanation:

The organ which filters blood in human body are kidneys.

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6 4021

Q:

Number Challenge

Diamond_number1498884346.jpg image

A) 9	B) 11
C) 13	D) 15

Answer & Explanation Answer: B) 11

Explanation:

Half the Product of Number in the upper & lower box gives the number in the middle box.

i.e. 18 x 4/2 = 36

15 x 6/2 = 45

In the same way

8 x N/2 = 44 => N = 11.

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10 4019

Q:

Which computer language is used for artificial intelligence?

A) Java	B) Dot Net
C) C#	D) Python

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