The appropriate folding of a newly translated protein is essential, and chronic misfolding often leads to disease, especially in vertebrates. This misfolding, particularly in the case of prion diseases, may be due to a defect in
A) the enzyme foldase.
B) insertion of proper amino acids during translation.
C) proteosome function.
D) chaperone activity.
E) translocase.
D) chaperone activity.
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What invention eventually led to current deep sea submersibles like Alvin?
a. Bathyscaphe b. Search-and-recovery vessels c. Diving bell d. Bathysphere
The central dogma of molecular biology states that information flows in one direction from
A.) nuclei to RNA to cytoplasm B.) ribosomes to proteins to DNA C.) genes to nuclei to ribosomes D.) DNA to RNA to proteins
Algae that are important sources of thickening agents like agar are known as
A) Rhodophyta. B) Phaeophyta. C) Chrysophyta. D) Rhizobium. E) Chlorophyta.
In the absence of a specific carrier protein, the molecule least likely to cross the membrane is one that is ________
a. small and nonpolar b. small and polar c. large and polar d. large and nonpolar