Which of the Following Best Defines Epithelial Rests

question 31

Multiple Choice

Which of the following best defines epithelial rests?

• A) Diminished functional activity caused by aging.
• B) A decrease in the production of epithelial cells.
• C) A marking created by deposition of cementum.
• D) A mass of cells in the remnants of the root sheath.

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Definitions:

Bacterial Colony

A visible mass of microorganisms all originating from a single mother cell, growing together on a solid medium.

Recombinant Plasmid

A circular DNA molecule engineered to carry specific gene sequences, used in genetic engineering to clone or express particular genes.

DNA Probe

A labeled single-stranded DNA fragment used to detect a gene of interest in a hybridization experiment.

cDNA Libraries

Collections of complementary DNA (cDNA) molecules synthesized from the messenger RNA of an organism, used to study gene expression and protein function.