Two Populations That Were Once Isolated Come in Contact

question 99

Multiple Choice

Two populations that were once isolated come in contact. Which of the following statements about what might happen is false?

• A) If hybrids are unfit, reinforcement of prezygotic barriers would be disfavored.
• B) If reproductive isolation is not complete, the two populations could interbreed.
• C) Hybrids, if fit, could spread through both populations, resulting in gene flow between them.
• D) If reproductive isolation had been established, the two populations could not interbreed.
• E) Hybrid zones that last for a long time could develop.

---

Definitions:

Net Sales

Total revenue from sales minus returns, allowances, and discounts.

Average Collection Period

A financial metric used to evaluate the average number of days a company takes to collect payments from its credit sales.

Acid-test Ratio

A stringent indicator of a company's liquidity, calculated by dividing liquid assets by current liabilities, to determine if it can meet short-term obligations.

Working Capital

The difference between a company's current assets and current liabilities, indicating the short-term financial health and operational efficiency.