Which of the following is required to make complementary DNA (cDNA) from RNA?
A) restriction enzymes (endonucleases)
B) gene cloning
C) DNA ligase
D) reverse transcriptase
D
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Arabidopsis thaliana and the pufferfish (Fugu rubripes) are examples of _________________ organisms whose genomes have been sequenced
Fill in the blank(s) with the appropriate word(s).
Reverse transcriptase is an enzyme that can synthesize DNA from an RNA template. What DNA sequence is produced from an RNA molecule with the sequence AUUGACGGU?
A. UAACUGCCA B. TTTCTGCCT C. TAACTGCCA D. ATTCAGCCT E. TUUCTGCCU
A common source of DNA for forensic testing is
A) the skin between the toes. B) cells scraped from inside the cheek. C) red blood cells. D) mucus.
Studies of sex chromosome aneuploidy reveal that ____ necessary for survival
a. the X chromosome is not b. the Y chromosome is not c. two copies of the X chromosome are d. two copies of the Y chromosome are e. at least one copy of both the X and the Y chromosome is