Question77:-Which enzyme is serving as 'molecular glue' that is used to produce recombinant DNA ?
A:-Lyases
B:-Ligases
C:-Polymerases
D:-Endonucleases
Correct Answer:- Option-B
Question78:-What is spelaeology ?
A:-Study of desert
B:-Study of grassland
C:-Study of caves
D:-Study of tundra
Correct Answer:- Option-C
Question79:-Who poposed the term 'eugenics' ?
A:-Muller
B:-Clintock
C:-Morgan
D:-Galton
Correct Answer:- Option-D
Question80:-Which learning behaviour helps a baby bird to identify its mother ?
A:-Sexual imprinting
B:-Filial imprinting
C:-Imitation
D:-Sensitization
Correct Answer:- Option-B
Question81:-Which law of Mendel is called as the 'Law of purity of gametes' ?
A:-Law of dominance
B:-Law of independent assortment
C:-Law of segregation
D:-Alll of these
Correct Answer:- Option-C
Question82:-Name the technique which is used for the detection of proteins by the use of antibodies.
A:-Northern Blotting
B:-Southern Blotting
C:-Western Blotting
D:-PAGE
Correct Answer:- Option-C
Question83:-Among the following which explains the sex chromatin body and gene dosage compensation in mammals ?
A:-Lyon hypothesis
B:-Mutation theory
C:-Chromosome theory
D:-Genic balance theory
Correct Answer:- Option-A
Question84:-What would happen through the trisomy to the
A:-Klinefelter's syndrome
B:-Down's syndrome
C:-Turner's syndrome
D:-Edward's syndrome
Correct Answer:- Option-B
Question85:-Evolution of bat is an example for
A:-Macro evolution
B:-Micro evolution
:-Coevolution
D:-Mega evolution
Correct Answer:- Option-D
Question86:-Egg of which organism exhibit holoblastic equal cleavage ?
A:-Bony fish
B:-Frog
C:-Amphioxus
D:-Bird

214 (st) ** pair of autosomes ?