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: 6967

#SCPH01 Biochemistry

Gastrulation in sea urchins, Drosophila, and Xenopus all begin with a change in cell shape, in which the apical surface of an epithelial sheet contracts. This process is called:

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#Question id: 1560

#SCPH01 Biochemistry

An invertebrate, such as an insect, has innate immunity that can be nonspecific about which pathogens are prevented from harming its metabolism. Which of the following is most likely to function this way in the insectʹs intestine?

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#Question id: 928

#SCPH05 I Biotechnology

 Which enzyme is the major regulatory control point for B-oxidation?

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#Question id: 4138

#SCPH28 | Zoology

In bacteria the elongation stage of protein synthesis does not involve:

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#Question id: 13044

#SCPH06 I Botany

How many different types of dNTPs are utilized in a reaction mixture when carrying out sanger’s DNA sequencing ?