There is a mutation that is found in E. coli in the repressor that results in a molecule known as a super-repressor because it represses the lac operon permanently. Which of the following characteristics would you expect to observe in such a mutant?

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#Question id: 1759

#SCPH05 I Biotechnology

What is the major long-term source of a foreign antigen in the body?

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#Question id: 5567

#SCPH28 | Zoology

The cortical reaction of sea urchin eggs functions directly in ________.

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#Question id: 1620

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

Natural killer (NK) cells do NOT:

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#Question id: 4804

#SCPH06 I Botany

Formation of the following pattern in an ordered octad is due to what event during meiosis? Pattern: AAaaaaaAA

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#Question id: 12912

#SCPH01 Biochemistry

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