If the effector protein phospholipase C failed to cleave phosphatidylinositol-4,5-bisphosphate (PIP2 ), the action of what enzyme would be affected?
A. cAMP
B. IP3
C. protein kinase A (PKA)
D. protein kinase C (PKC)
D. protein kinase C (PKC)
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The term N-terminus refers to the presence of a(n) ________ at one of the ends of a polypeptide.
A. oxygen atom B. carboxyl group C. amino group D. carbonyl group E. sulfate group
Noller’s conclusions from his experiments on ribosomes
a. were accepted immediately by the scientific community b. showed that the site of peptide bond formation is on rRNAs of the small ribosomal subunit c. indicated that site of peptide bond formation is on proteins of the small ribosomal subunit d. showed that the site of peptide bond formation is on rRNAs of the large ribosomal subunit e. indicated that site of peptide bond formation is on proteins of the large ribosomal subunit
List the characteristics of cancer cells that make them different from noncancer cells.
What will be an ideal response?
Long time back in history the Babylonians believed that earth was flat. Later based on scientific observations and evidence, it was found that earth was round in shape. What does that tell you about scientific knowledge?
A. Scientific knowledge is uncertain B. Scientific knowledge is mutable C. Scientific knowledge is durable D. none of the above