A nucleic acid contains thymine, allowing you to conclude that: rev: 02_22_2014_QC_45858
A. this nucleic acid is DNA.
B. this nucleic acid is RNA.
C. this nucleic acid could be either DNA or RNA.
A
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Protein-encoding genes in eukaryotes are transcribed by
a. RNA polymerase I. b. RNA polymerase II. c. RNA polymerase III. d. either RNA polymerase I or III. e. either RNA polymerase II or III.
Which of the following is NOT a correct match?
a. hydrosphere; ice caps b. lithosphere; airborne particles c. atmosphere; gases d. hydrosphere; rivers e. lithosphere; Earth’s crust
A restriction map provides the location of sites cleaved by restriction enzymes
Indicate whether the statement is true or false
Which microscope forms an image from two sets of light rays, one from the light source and the other diffracted from a structure in the specimen?
a) Fluorescence microscope b) Phase-contrast microscope c) Darkfield microscope d) Confocal microscope