Restriction endonuclease is employed for cutting
Options
(a) A single stranded DNA (b) Double stranded DNA (c) RNA fragment (d) mRNA
Correct Answer:
Double stranded DNA
Explanation:
No explanation available. Be the first […]
Tᵢ plasmid transforms cells of
Options
(a) Animals (b) Plants (c) Bacteria (d) Fungi
Correct Answer:
Plants
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
In acid rain, sulphuric acid accounts for
Options
(a) 100% of acid (b) 70% of acid (c) 50% of acid (d) 30% of acid
Correct Answer:
70% of acid
Explanation:
No explanation available. […]
Accessory excretory organs of man are
Options
(a) only skin (b) only skin and liver (c) only skin and lungs (d) skin, lungs, liver and intestine
Correct Answer:
skin, lungs, liver and intestine
In Young’s double slit experiment, the slit seperation is 1 mm and the screen is 1 m from the slit. For a monochromatic light of wavelength 500 nm, the distance of 3rd minima from the […]
A spherical drop of mercury having a potential of 2.5 v is obtained as a result of merging 125 droplets. The potential of the constituent droplets would be
Options
(a) 1.0 V (b) 0.5 […]
A point charge is kept at the centre of a metallic insulated spherical shell. Then
Options
(a) Electric field outside the sphere is zero (b) Electric field inside the sphere is zero (c) […]
Photons of 5.5 eV energy fall on the surface of the metal emitting photoelectrons on maximum kinetic energy 4.0eV. The stopping voltage required for these electrons is
Options
(a) 4.0 V (b) 5.5 […]
The current in a conductor varies with time t as I=2t+3t² Where I is in amperes and t in seconds. Electric charge flowing through a section of the conductor during t=2 sec to t=3 sec […]
2017 Copyright Doctor Dreams Training Academy