Water molecules are attracted to each other due to the opposite charges created by partial charge separations within the molecules. These attractions are called
A. double bonds.
B. hydrogen bonds.
C. ionic bonds.
D. peptide bonds.
E. covalent bonds.
Answer: B
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A) gene arranged in operons B) distinct replication site C) presence of introns D) may have histone-like proteins associated with the chromatin E) found in the nucleoid
Chlorosis, stunted growth with yellowing and
death of young leaves, is caused by a deficiency of a. nitrogen. b. zinc. c. magnesium. d. iron. e. any of these.
In what stage of translation does the peptide bond join two amino acids?
a. initiation b. transcription c. elongation d. reparation e. termination
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A. genetic displacement. B. trisomy. C. crossing over. D. nondisjunction. E. disjunction.