Where can inactive G-proteins be found?
a. bound to phosphodiesterase
b. bound to adenylyl cyclase
c. bound to guanosine triphosphate
d. bound to cyclic AMP
c. bound to guanosine triphosphate
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The science of ____ explains the origin and persistence of life, and studies the changes in living things
a. nanotechnology b. biology c. pharmacology d. mathematics e. chemistry
The shape of a virus is determined by
its DNA. its RNA. its envelope. its host. its coat protein organization
Which of the following statements concerning transcription in bacteria is FALSE?
A) It occurs in the nucleoid region. B) Sigma factors are parts of RNA polymerase that recognize promoter regions. C) Different RNA polymerases are required for synthesis of mRNA, rRNA, and tRNA. D) Termination is either self-induced or due to the presence of Rho protein. E) There are a variety of sigma factors that affect transcription.
You stain a cell with a dye that reacts with an enzyme found in the lysosome. You would also expect to see this dye in the:
A. endoplasmic reticulum. B. cytoplasm. C. mitochondria. D. nucleus.