Dr. James Watson discovered the structure of DNA in __________...? Mcqs

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Dr. James Watson discovered the structure of DNA in __________...?

(A) 1953
(B) 1955

(C) 1957
(D) 1857

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For which one of the following is the density maximum...?

(A) Ice
(B) Water

(C) Benzene
(D) Chloroform

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Which triplet in DNA codes for valine ...?

(A) CTT
(B) AGU

(C) CAT
(D) AAT

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B12 deficiency can produce__________...?

(A) Insomnia
(B) Microcytic anemia

(C) Pernicious anemia
(D) None Of these

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The strongest part(s) of a magnet is/are _________...?

(A) North pole
(B) South pole

(C) North and south pole
(D) Median of north and south pole

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Venera-9 was the first spacecraft landed on the surface of _____...?

(A) Jupiter
(B) Mercury

(C) Neptune
(D) Venus

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In the bacterial cell, the DNA is found floating in the ____...?

(A) Mitochondria
(B) Nucleus

(C) Cell Wall
(D) Cytoplasm

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When a patient’s immune system becomes reactive to a drug, this is an example of...?

(A) Super infection
(B) Drug resistance

(C) Allergy
(D) none

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Symptoms of vitamin b7 deficiency are known to ______________....?

(A) Pellagra
(B) Hair Loss

(C) Muscle weakness
(D) Xerophthalmia

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Which one of the following stars are hotter than red and orange stars...?

(A) Green
(B) Dark

(C) Blue
(D) Yellow

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