Experiments by Pieter Nieuwkoop and Osamu Nakamura showed that the organizer receives its special properties from signals coming from the:

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#Question id: 32132

#Unit 1. Molecules and their Interaction Relevant to Biology

For guanine, the pKa value is 

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#Question id: 27559

#Unit 1. Molecules and their Interaction Relevant to Biology

Since the pK values for aspartic acid are 2.0, 3.9 and 10.0, it follows that the isoelectric (pH) is

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#Question id: 28736

#Unit 2. Cellular Organization

Rab-GTP has enable to bind to a variety of different proteins, which is known as____

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#Question id: 2226

#Unit 2. Cellular Organization

What will happen to a red blood cell (RBC), which has an internal ion content of about 0.9%, if it is placed into a beaker of pure water?

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#Question id: 28295

#Unit 5. Developmental Biology

Which of the following Cortical granule protein allow to forms a coating around the egg?