MPPSC Scientific Officer Gentics Paper 2013

MPPSC Scientific Officer Gentics Paper 2013

Ribosomes are the centres for
(a) Fat synthesis
(b) Carbohydrate synthesis
(c) Protein synthesis
(d) DNA synthesis

Human growth hormone is used for the treatment of
(a) Hypopituitary dwarfism
(b) Hyperpituitary dwarfism
(c) Defective growth
(d) Excess growth

Frequency of crossing over between two genes is directly proportionate to
(a) Distance between genes
(b) Distance between chromosomes
(c) Distance between cells
(d) Distance between cellular organelles

Unit used for determining genetic map distance
(a) cm
(b) mm
(c) picogram
(d) morgan

Bivalents are formed during
(a) Mitosis
(b) Meiosis
(c) Cytokinesis
(d) Karyokinesis

Ti-plasmid of Agrobacterium carries
(a) Terminator gene
(b) Tumour including gene
(c) Transferred gene
(d) Tracer gene

When a wild type character is changed into mutant character, it is
(a) Forward mutation
(b) Spontaneous mutation
(c) Autosomal mutation
(d) Sex -linked mutation

Apoptosis refer to
(a) Cell elongation
(b) cell maturation
(c) cell death
(d) cell division

Taq-polymerase used in PCR is obtained from
(a) Thermus aquaticus
(b) Bacillus thuringenesis
(c) Pseudomonas scabies
(d) Vibrio choleri

Crossing over takes place at
(a) Diplotene
(b) Pachytene
(c) Leptotene
(d) Zygotene

Mis-division of centromere gives rise to
(a) Duplicated chromosome
(b) Deficient chromosome
(c) Isochromosomes
(d) Giant chromosome

Meiotic division takes place in the cells of
(a) Root tips
(b) Pollen mother cells
(c) Stem tips
(d) Leaf tips

The number of autosomes found in a diploid human cell is
(a) 48
(b) 23
(c) 44
(d) 40

Organized clathrin structures are associated with
(a) nuclear envelop
(b) Lysosomes
(c) extracellular matrix
(d) trans golgi network

Which hormone initiates biological actions by crossing the plasma membrane and binding to a receptor ?
(a) Glucagon
(b) Estradiol
(c) Insulin
(d) Norepinephrine