A mutation in an E. coli cell becomes active half-way through a round of replication. The cell completes the round of replication normally but then cannot start a second round. Which protein could be mutated?

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#Question id: 27250

#XL - T Zoology

DNA exists in a double-stranded form whereas RNA is mainly a single stranded molecule. What is the likely reason for DNA being double stranded?

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#Question id: 927

#XL - Q Biochemistry

In the disease sprue, vitamin B12 (cobalamin) is poorly absorbed in the intestine, resulting in B12 deficiency. If each of the following fatty acids were in the diet, for which one would the process of fatty acid oxidation be most affected in a patient with sprue?

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#Question id: 1615

#XL - S Microbiology

Which of the following statements is TRUE of C3b?

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#Question id: 15481

#XL - S Microbiology

One of the approaches for the bacterial strain improvement for primary metabolite include

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#Question id: 8864

#XL - T Zoology

Corals are most closely related to which group?