In Xenopus, the elongation of the mesoderm toward the anterior results from the intercalation of cells during a process called:

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#Question id: 3677

#3. Fundamental Processes

Which protein can catalyze the formation of phosphodiester bonds?

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#Question id: 4381

#3. Fundamental Processes

All the following statements about heterochromatin are true except:

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#Question id: 23156

#13. Methods in Biology

Most widely used method of detecting specific proteins, uses an antibody to which a fluorescent dye has been covalently attached

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#Question id: 14483

#13. Methods in Biology

In a garden 40% of the flowers are roses and the rest are carnations. If 25% of the roses and 10% of the carnations are red, the probability that a red flower selected at random is a rose.

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#Question id: 1088

#4. Cell Communication and Cell Signaling

One of the major categories of receptors in the plasma membrane functions by forming dimers, adding phosphate groups, and then activating relay proteins. Which type does this?