A 050 N Metal Sinker Appears (As Measured Using a Spring

question 76

Multiple Choice

A 0.50 N metal sinker appears (as measured using a spring scale) to have a mass of 0.45 N when submerged in water.The specific gravity of the metal is:

• A)6
• B)8
• C)9
• D)10
• E)12

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Definitions:

Gene Regulation

The process by which cells control the expression and activity of their genes, ensuring that the right genes are expressed at the right times and levels, enabling cells to respond to environmental changes and maintain homeostasis.

Activator Proteins

Proteins that bind to specific DNA sequences, thereby increasing the rate of transcription of genes, playing a crucial role in regulating gene expression.

Transcription Factors

Proteins that regulate the transcription of genes by binding to specific DNA sequences, influencing the rate at which genetic information is copied to mRNA.

Enhancer

A segment of DNA that can increase the rate of transcription of genes, often located far from the gene it regulates.