The Search for Cancer- Causing Viruses Led Scientists to Discover

question 5

Short Answer

The search for cancer- causing viruses led scientists to discover a group of viruses called (papillomaviruses/parvoviruses/polyomaviruses) that are capable of causing several different types of tumors in humans.

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Definitions:

Operating Expenses

Operating expenses are the costs associated with running a business’s core activities on a day-to-day basis, excluding the cost of goods sold.

Sales Revenue

The total amount earned by a company from its sales of goods or services, before any deductions for returned goods and allowances.

Gross Profit Rate

A financial ratio that compares gross profit to net sales, indicating the efficiency of production and pricing.

Operating Expenses

Expenses incurred from normal business operations such as manufacturing costs, marketing fees, and office supplies.