When Device Boxes Are Installed in Walls or Ceilings with a Combustible

question 31

Multiple Choice

When device boxes are installed in walls or ceilings with a combustible surface such as wood, the edge of the boxes must __________ the finished surface.

• A) not be set back farther than 1/8" from
• B) not be set back farther than 1/4" from
• C) nor be set back farther than 1/2" from
• D) be flush with

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Definitions:

cDNA

Complementary DNA synthesized from an mRNA template using the enzyme reverse transcriptase, used in cloning and gene expression studies.

mRNA

Messenger RNA, a single-stranded RNA molecule that carries genetic information from DNA to the ribosome, where it directs protein synthesis.

Genomic Library

A collection of DNA fragments that represents the entire genome of an organism.

DNA Fragments

Pieces of DNA that are the result of breaking the DNA molecule into smaller segments through various methods.