The Movement of Transposable Elements Can Cause Either Forward Mutations

question 11

Essay

The movement of transposable elements can cause either forward mutations or reversions.
a)Define "forward mutations" and "reversions," and describe the transposition events that cause these two types of phenotypic changes.
b)Why did Barbara McClintock focus on reversions rather than forward mutations when she first studied the inheritance of transposable elements in maize?

---

Definitions:

Listing

The act of registering a company's shares on a stock exchange, enabling public trading.

Free Advertising

Marketing exposure a company gains without incurring any direct expense, often through word-of-mouth or viral content.

Household Wealth

The net value of all assets owned by members of a household, including property, investments, and cash, minus liabilities.

Price Level

The mean price point of all goods and services within the economic framework.