Which Cell Fiber Is Called the Engine of the Cell

question 12

Multiple Choice

Which cell fiber is called the engine of the cell?

• A) Centrosome
• B) Microfilament
• C) Microtubule
• D) Intermediate filament

Recognize the stereotypes and realities of aging, especially regarding health and sexuality.

Describe the roles and experiences of custodial grandparents.

Analyze the implications of gender on financial security and career opportunities.

Understand the dynamics of sibling relationships in adulthood.

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Definitions:

Repressor Protein

A protein that binds to specific DNA sequences, thereby inhibiting the transcription of genetic information from DNA to messenger RNA.

RNA Synthesis

The process by which ribonucleic acid (RNA) molecules are created from DNA templates in cells, essential for gene expression and regulation.

Enhancers

Genetic elements that increase the transcription of specific genes, playing a key role in regulating gene expression.

DNA Sequences

The precise order of nucleotides (adenine, thymine, cytosine, and guanine) within a portion of a DNA molecule, determining genetic information.