In Modern Cells, Proteins Are Known to Bind to RNA

question 56

Short Answer

In modern cells, proteins are known to bind to RNA oligonucleotides.Furthermore, the binding is specific, since each oligonucleotide binds only to certain proteins, and changing the sequence of bases in an RNA oligonucleotide can eliminate its ability to bind to a particular protein.This characteristic of RNA oligonucleotides supports the "RNA world" hypothesis that RNA molecules could have acted as _______ in the synthesis of primitive polypeptides.

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Definitions:

Desensitized

A reduction in emotional responsiveness to a stimulus after repeated exposure to it, often leading to a decrease in intense emotional reactions.

Stimulation

The action of arousing interest, enthusiasm, or excitement in something.

Primary Taste Qualities

The basic categories into which all taste sensations can be grouped, traditionally sweet, sour, salty, bitter, and umami.

Cochlear Implants

Electronic medical devices that replace the function of the damaged inner ear by providing sound signals directly to the brain.