The Comparison Between the Number of Human Genes and Those

question 15

Multiple Choice

The comparison between the number of human genes and those of other animal species has led to many conclusions,including the idea that

• A)the density of the human genome is far higher than in most other animals.
• B)the number of proteins expressed by the human genome is far more than the number of its genes.
• C)most human DNA consists of genes for protein,tRNA,rRNA,and miRNA.
• D)the genomes of other organisms are significantly smaller than the human genome.

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Definitions:

Margin of Safety

The difference between actual or projected sales and the break-even sales, indicating the amount by which sales can decline before a business incurs losses.

Percentage of Sales

A financial ratio that expresses certain financial metrics, such as expenses or profits, as a percentage of total sales, providing insight into efficiency or profitability.

Margin of Safety

This metric indicates the difference between actual or projected sales and the break-even sales point, highlighting the buffer a business has before it incurs a loss.

Operating Leverage

A financial metric that indicates how a company's operating income reacts to a change in sales volume, showing the degree of fixed versus variable costs.