Pepsin, a digestive enzyme that degrades proteins in the stomach, is synthesized as pepsinogen and converted to active
pepsin in the stomach by the removal of several amino acids. The activation of pepsin is an example of ____.
a. transcriptional regulation
b. translational regulation
c. posttranscriptional regulation
d. posttranslational regulation
e. RNAi
ANSWER: d
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Among cats, there is great variation in color and length of coats from long-haired, orange and
white Ragdolls and Persians to cats with little to no hair.
These traits associated with fur type are examples of __________ traits.a. acquired b. inherited c. evolutionary d. genomic
As a result of fermentation, cells produce ____
a. ADP b. NADH c. FAD d. O2 e. NAD+
Atoms or clusters of atoms that are covalently bonded to carbon and influence the behavior of organic
compounds are known as a. functional groups. b. ions. c. acids. d. network solids. e. anhydrides.
During translation, the codons on the mRNA are recognized by complementary base pairing to the anticodon on the
a. ribosome. b. transfer RNA. c. small cytoplasmic RNA. d. aminoacyl tRNA synthetase.