Polina Is Three Years Old

question 137

Short Answer

Polina is three years old. She is just beginning to understand concepts such as "dog," "cat," "chair," and "sofa," and to understand how these concepts differ from one another. In other words, she is just beginning to develop ________________.

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Definitions:

Repressor Protein

A protein that binds to specific DNA sequences, preventing the transcription of genetic information from DNA to mRNA.

DNA Binding

The interaction of molecules, particularly proteins, with specific sequences of DNA, influencing the DNA's function and activity.

Operon

A unit of genetic material that functions in a coordinated manner, consisting of genes and control sequences, which are transcribed together in bacteria.

Eukaryotic Transcription Factors

Proteins in eukaryotic cells that bind to specific DNA sequences to regulate the transcription process, influencing gene expression.