Which extant chordates are postulated to be most like the earliest chordates in appearance?

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#Question id: 23168

#Unit 13. Methods in Biology

What are the advantages of using secondary antibodies in indirect immunofluorescence?

1.  It makes easy to choose a different conjugate no matter the primary antibody

2. Enhance detection by localizing more conjugate at the antigen

3. Conjugation of fluorophore can interfere with the primary antibody’s recognition of the antigen

Which of the following options is correct?

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#Question id: 18374

#Unit 12. Applied Biology

Polycyclic aromatic hydrocarbons in the environment are of concern because they are potential

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#Question id: 816

#Unit 1. Molecules and their Interaction Relevant to Biology

Protein stability primarily depends on

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#Question id: 19242

#Unit 12. Applied Biology

The GUS activity in transformed plant tissues can be localized by the presence of a blue color that is formed after the hydrolysis of the uncolored substrate 

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#Question id: 15460

#Unit 2. Cellular Organization

During which phase of growth are bacteria most susceptible to antibiotics?