MicroRNAs Are a New Class of Oncogenic Factors Because They

question 8

Multiple Choice

MicroRNAs are a new class of oncogenic factors because they function:

• A)as tumor suppressors.
• B)as oncogenes.
• C)to induce errors during DNA replication.
• D)as tumor suppressors and as oncogenes.

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Definitions:

Oral Stage

The oral stage is the first psychosexual development stage proposed by Freud, where an infant's pleasure centers on the mouth through activities like sucking and eating.

Excessively

To a degree exceeding normal or reasonable limits.

Fixated

In psychoanalytic theory, a term referring to the inability to progress beyond one of Freud’s psychosexual development stages, resulting in certain personality traits.

Genital Stage

In Freud's psychosexual stages of development, the final stage beginning in puberty where sexual energy is focused on the genitals, and the individual has an interest in mature sexual relationships.