What Two Major Concepts in Biology Were Unified in the Middle

question 27

Multiple Choice

What two major concepts in biology were unified in the middle of the twentieth century?

• A) natural selection and genetic drift
• B) discontinuous and continuous variation
• C) mutation and migration
• D) natural selection and Mendelian genetics

---

Definitions:

Total Stockholders' Equity

The total value of a company's assets that are claimable by its shareholders, excluding liabilities.

Common Stock

A type of security representing ownership in a corporation, with holders having a claim on part of the company's assets and profits.

Paid-in Capital

The amount of capital "paid in" by investors during common or preferred stock issuances, including the par value of the shares and amounts over par.

Stock Dividend

A stock dividend is a dividend payment made to shareholders in the form of additional shares of stock instead of cash.