List of top Medical Laboratory Technology Questions on Molecular Biology Applied Genetics

Arrange DNA crossover between two identical circular molecules from recombination site to final stage.
A. DNA replication
B. Complete DNA replication
C. Site-specific recombination
D. Homologous recombination
Choose the correct answer from the options given below :

The ability to construct recombinant DNA molecules and maintain them in cells is called ________.

Arrange the landmarks in the evolution of life on the earth.
A. Formation of oceans and continents.
B. Diversification of multicellular eukaryotes.
C. Appearance of protists, the first eukaryotes.
D. Appearance of endosymbionts (mitochondria).
E. Appearance of aerobic bacteria development of O\(_2\) - rich atmosphere.
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Molecules that bind to a protein (or any other target) in a defined way are known as ________.

If the cystine content of double stranded DNA is 20 percent of the total bases then the adenine content will be

Match List-I with List-II:

List-I		List-II
(A)	Semiconservative replication of DNA	(II) Meselson and Stahl
(B)	Double helical structure of DNA	(IV) Watson, Crick and Wilkins
(C)	Adenosine Mono Phosphate	(I) Embden
(D)	Synthesis of Alanine tRNA	(III) H. Khorana

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The mutation in which a purine is replaced by pyrimidine and vice versa is known as

Sanger studied in 1955 the structure of insulin The reagent he used for this purpose and which is named after him is known as