Which of the following is not a RTK ligand? 

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#Question id: 23979

#Unit 8. Inheritance Biology

During an heterozygous condition, deletion on to the homologous chromosome and due to deletion causing the expression of recessive allele. This is the case of

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#Question id: 2051

#Unit 4. Cell Communication and Cell Signaling

In a thymectomized animal, which of the following is irradiated and reconstituted with bone marrow cells?

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#Question id: 3865

#Unit 3. Fundamental Processes

Which of the following statements about E. coli RNA polymerase is false?

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#Question id: 1038

#Unit 4. Cell Communication and Cell Signaling

Lister developed his ideas on prevention of infection during medical procedures after studying the work of

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#Question id: 50

#Unit 1. Molecules and their Interaction Relevant to Biology

The enzyme fumarase catalyzes the reverse hydration of fumaric acid to l-malate, but it will not catalyze the hydration of maleic acid, the cis isomer of fumaric acid. This is an example of: