A certain bacterial mRNA is known to represent only one gene and to contain about 800 nucleotides.  If you assume that the average amino acid residue contributes 110 to the peptide molecular weight, the largest polypeptide that this mRNA could code for would have a molecular weight of about:

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#Question id: 1274

#Unit 4. Cell Communication and Cell Signaling

Which of the following are included as functions of the extracellular matrix?

a. supporting differentiation               b. synthesis of procollagen

c. binding growth hormones               d. filtering

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#Question id: 1705

#Unit 4. Cell Communication and Cell Signaling

What is the single best definition of the most common form of antigen recognized by the T-cell receptor (TCR)

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#Question id: 1271

#Unit 4. Cell Communication and Cell Signaling

Common sugars found in proteoglycans include all of the following except:

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#Question id: 31273

#Unit 2. Cellular Organization

The Cip/Kip family members bind to cyclin-bound CDKs and block the activity of which of the following cyclins complexes ?

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#Question id: 7025

#Unit 5. Developmental Biology

Many reptile groups initiate gastrulation by migration through an amphibian- like blastopore, avian and mammalian gastrulation takes place through the: