Which extracellular matrix component is expressed in a cell-specific manner and binds to the tripeptide sequence Arg-Gly-Asp?

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#Question id: 31184

#Unit 4. Cell Communication and Cell Signaling

Which of the following are the central player in the canonical Wnt intracellular signal transduction pathway in vertebrates and in Drosophila respectively? 

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#Question id: 5139

#Unit 5. Developmental Biology

There are two broad categories of receptors that activate tyrosine kinases: (1) those in which the tyrosine kinase enzyme is an intrinsic part of the receptor’s polypeptide chain, called the_________ and (2) those, in which the receptor and kinase are separate polypeptides, encoded by different genes, yet are bound tightly together, called the __________.

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#Question id: 12457

#Unit 10. Ecological Principles

A _______________ survivorship curve is most typical of an opportunistic species.

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#Question id: 11349

#Unit 10. Ecological Principles

Prey exposed to a predator may __________.

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#Question id: 7753

#Unit 5. Developmental Biology

The best-studied type of plant autophagy, specialized organelles called autophagosomes enclose the cytoplasmic components and fuse with the vacuole, this is called