________ are used in the detection of DNA by FISH

A) Restriction fragments
B) Reverse transcriptase and DNA polymerase
C) Synthetic DNAs and fluorescent tags
D) Compressed air and gold beads
E) DNA polymerase and DNA ligase


C

Biology & Microbiology

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Which of the following additions have been made to principles of the central dogma of biology?

A. DNA information cannot be converted into RNA information. B. RNA can be used to regulate gene function. C. Protein information can be converted into DNA information. D. DNA codes for proteins.

Biology & Microbiology

If you were to penetrate through the epidermal layer of a root, you would next encounter the ____

a. xylem b. endodermis c. cortex d. phloem e. pith

Biology & Microbiology

The same DNA probe used to measure mRNA levels by northern blotting can also be used on a Southern blot with a restriction digest of genomic DNA

What new information can be gained from Southern blotting (that wasn't already obtained by the northern blot analysis)? A) the level of protein that is being translated from the mRNA transcript B) the presence of a unique restriction fragment pattern indicating a mutation in a known restriction site C) the size of the genomic DNA fragments, including both introns and exons D) the size of the genomic DNA fragments and the level of protein being translated E) the size of the genomic DNA fragments and the presence of a unique restriction fragment pattern indicating a mutation in a known restriction site (both B and C)

Biology & Microbiology

This method of generating energy has in the past resulted in accidents that in turn cause cancer

A) biofuels B) nuclear energy C) hydroelectric D) geothermal

Biology & Microbiology