A Researcher Performs RNAi Against a Gene That Is Required

question 14

Multiple Choice

A researcher performs RNAi against a gene that is required for viability in C.elegans embryos and 70% of the embryos die during development.Some of the embryos may have survived because

• A)RNAi did not eliminate the mRNA (and protein)of the gene completely.
• B)the dsRNA was used to translate additional proteins to compensate for the mRNA that was degraded.
• C)RNAi eliminated the protein product of the gene.
• D)of issues related to fertilization.

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Definitions:

Static Reasoning

A type of thinking where an individual assumes the world is unchanging and what is true now will always be true.

Magical Thinking

The belief that one's thoughts, actions, or words can directly influence the external world in an irrational way, often characteristic of childhood developmental stages.

Centration

A cognitive limitation in early childhood, where one focuses on a single, salient aspect of an object or situation, ignoring other relevant features.

Conservation

In cognitive development, the understanding that properties such as mass, volume, and number remain the same despite changes in the forms of objects.