The elasticity and resistance to compression of connective tissue is due to

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#Question id: 8895

#SCPH28 | Zoology

What is one characteristic that separates chordates from all other animals?

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#Question id: 28006

#Research Methodology

A null hypothesis is

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#Question id: 8703

#SCPH06 I Botany

In a comparison of birds and mammals, having four limbs is ________.

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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: 3681

#SCPH28 | Zoology

 A mutated E. coli cell carries out and completes DNA replication, but the lagging strands are found to contain more errors than normal. These errors are not found evenly distributed throughout the lagging strands, but are found in clusters. Which enzymatic activity is missing from this cell?