What structure in E. coli delivers primase and accessory proteins to the oriC site to synthesize the primer needed for DNA replication?
What will be an ideal response?
primosome
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Propose a series of procedures to determine whether a patient has a urinary tract infection
What will be an ideal response?
The outer part of a G protein receptor binds __________, and its inner part binds __________
a. the signaling molecule; tyrosine kinase b. the signaling molecule; a G protein c. G protein; tyrosine kinase d. G protein; an ion channel e. an ion channel; a G protein
Fibrous structural proteins of the extracellular matrix are embedded in gels formed from polysaccharides called
a. elastin. b. fibronectin. c. glycosaminoglycans (GAGs). d. laminin.
Which of the following prokaryotic cells contain an outer membrane?
A) Gram-negative bacteria only B) Gram-positive bacteria only C) both Gram-positive and Gram-negative bacteria D) archaea E) all prokaryotes