What Hypothesis Did Boehm,et Al

question 59

Multiple Choice

What hypothesis did Boehm,et al.develop after testing mice (initially) and eventually humans?

• A) Because endostatin works on endothelial cells, natural selection for resistance may arise in tumor cells not initially killed.
• B) Because endostatin works on tumor cells, natural selection for resistance will not occur in endothelial cells.
• C) Because cyclophosphamide works on endothelial cells, natural selection for resistance will not occur in tumor cells.
• D) Because cyclophosphamide works on tumor cells, natural selection for resistance will not occur in endothelial cells.

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Definitions:

MC = MR

This abbreviation stands for the equality of marginal cost (MC) and marginal revenue (MR), a condition for profit maximization in perfectly competitive markets.

Profit

The profit achieved when the income from business operations surpasses all associated expenses, costs, and taxes.

MC < MR

A condition in which the marginal cost of producing an additional item is less than the marginal revenue earned from selling it, suggesting that increasing production is profitable.

Profit

The financial gain obtained when the revenue from business activities exceeds the expenses, costs, and taxes.