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?

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#Question id: 20540

#SCPH06 I Botany

Toluene, ethylbenzene and xylene must be kept to ________levels in drinking and recreational waters due to their toxicity

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#Question id: 16495

#SCPH01 Biochemistry

An example of very useful scorable marker isolated from the jellyfish (Aequorea victoria)

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#Question id: 1552

#I Life Science/ Life Sciences Group – I-V

A common clinical pathological finding during a viral infection is

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#Question id: 2068

#SCPH01 Biochemistry

Which of the following molecules dramatically increases the rate of diffusion of water across cell membranes?

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#Question id: 8911

#SCPH05 I Biotechnology

The larvae of some insects are merely small versions of the adult, whereas the larvae of other insects look completely different from adults, eat different foods, and may live in different habitats. Which of the following most directly favors the evolution of the latter, more radical, kind of metamorphosis?