Vibrio cholerae causes Asiatic cholera. It has a corkscrew shape, so we would say it has this form
A) coccus B) bacillus C) spirillum D) clostridia
Answer: C
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True or False: a cellular reaction with a G of 8.5 kcal/mol could be effectively coupled to the hydrolysis of a single molecule of ATP
A. true B. false
The ribosomes of the rough endoplasmic reticulum (rough ER) are targeted to the cytoplasmic side of the membrane via
a. a signal sequence within the 28S ribosomal RNA. b. a sequence within the protein being synthesized. c. the S6 ribosomal protein. d. the cap sequence at the 5?end of the mRNA being translated.
The oceanic province is that part of the ocean that overlies the continental shelf. Indicate whether the statement is true or false
What major concept of DNA did Watson and Crick design in their DNA model?
(A) DNA was a double helix (B) DNA was the hereditary molecule (C) DNA copies itself through semiconservative replication (D) Amino acid may have been the first biological molecules formed on earth