Capacitated mammalian sperm can sense thermal differences as small as 0.014ºC over a millimeter and tend to migrate toward the higher temperature. This ability to sense temperature difference and preferentially swim from cooler to warmer sites is called as _____1___ found only in ______2____ sperm.

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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: 2287

#Unit 2. Cellular Organization

Which characteristic do eukaryotic and prokaryotic flagella have in common?

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#Question id: 18921

#Unit 13. Methods in Biology

What is an auxotrophic mutant?

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#Question id: 11413

#Unit 10. Ecological Principles

Which of the following is NOT an attribute of a species that makes it vulnerable to extinction?

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#Question id: 10196

#Unit 6. System Physiology – Plant

Why are light compensation points lower for shade plants?