Which of the following is required for amplification of DNA by cloning but not for PCR?
A: A vector
B: DNA polymerase
C: Nucleotides
D: All of the above
Answer: A: A vector
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Among protists, only the ciliates have a micronucleus and macronucleus where genes are located in two discrete areas within each cell for redundancy
Indicate whether the statement is true or false.
In a particular E. coli strain, a mutation in the thiMD operon results in improper formation of the stem loop secondary structure making it impossible to bind TPP. There are two enzymes encoded by the thiMD operon
How many of the enzymes encoded in the thiMD operon are translated? A. two B. zero C. three D. one
During the Uruguay round of GATT negotiations, the United States sought to
a. liberalize trade in agricultural products. b. increase the number of quotas on finished goods. c. liberalize the use of embargoes. d. tighten the role of GATT in excluding services.
The units of hereditary information are:a
biochemicals. b. genes. c. RNA. d. proteins. e. nucleotides.