A bacterial polygenic transcription unit ________
A) is void of start (AUG) and termination (UAA, UGA, UAG) triplets
B) contains information for more than one protein product
C) is capped at the 5? end and carries a poly-A tail at the 3? end
D) contains information for one protein product
E) None of the answers listed is correct.
Answer: B
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A structure called a(n) _______ allows the transfer of genetic information during conjugation
A. F factor B. plasmid C. sex pilus D. transformation bridge
Which event occurs during a strong El Niño year?
a. light rains in the central and eastern Pacific ocean b. upwelling of cold water in the western Pacific ocean c. death of phytoplankton in western coastal areas d. cold surface currents flowing from west to east e. strengthened equatorial winds
The word gymnosperm means ____
a. covered seed b. active sperm c. naked egg d. naked seed e. covered sperm
Which of the following has NOT been performed using CRISPR genome editing?
a. Excision of the HIV genome from the genome of human cells in vitro. b. Insertion of new DNA into specific cut sites. c. Gene deletion at specific cut sites. d. The production of recombinant human somatotropin.