A vitamin which has been found to inhibit callus formation and improve growth and quality of shoots.

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#Question id: 12912

#SCPH05 I Biotechnology

Name the enzyme which separates the double-helical DNA into single strands.

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#Question id: 10981

#SCPH28 | Zoology

Which of the following structures will have the slowest rate of conduction of the cardiac action potential?

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#Question id: 12714

#SCPH06 I Botany

Physiological and biochemical perturbations in plants caused by fluctuations in the abiotic environment, given column I with environmental factor and with its effects in the form of primary effects  in column II and secondary effects  in column III

COLUMN I        (environmental factor )	COLUMN II            (primary effects)	COLUMN III         (secondary effects)
A) Water deficit	i) Hypoxia,  Anoxia	a) Membrane dysfunction
B) High temperature	ii) ROS production	b) Reduced cellular and metabolic activities, Leaf abscission, Ion cytotoxicity and Cavitation
C) Trace element toxicity	iii) Photo inhibition	c) Reduced respiration,     Fermentative metabolism,       Inadequate ATP production ,  ROS production and  Stomatal closure
D) Flooding and soil compaction	iv) Membrane destabilization	d) Inhibition of PSII repair
E) Chilling	v) Cell dehydration and Hydraulic resistance	e) Disruption of metabolism
F) High light intensity		f) Photosynthetic and respiratory inhibition, ROS production

Find out the correct combination of given above column;

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#Question id: 5709

#SCPH28 | Zoology

What is probability of couple where male is karyotypically normal and the female in pericentric inversion in heterozygous condition produced child with disability if 50% chance of crossing over takes placed within pericentric inversion. (Note: Duplication and deletion in gamete will results  in disability)

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#Question id: 15488

#SCPH05 I Biotechnology

IMP biosynthetic genes constitute the pur operon and are involved in Purines synthesis. Bacterial strain used for this