In a Very Large Population, a Quantitative Trait Has the Distribution

question 25

Multiple Choice

In a very large population, a quantitative trait has the distribution pattern shown in Figure 21.3.
Figure 21.3
-If the curve in Figure 21.3 shifts to the left or to the right, there is no gene flow, and the population size consequently increases over successive generations. Which of the following is (are) probably occurring? 1. immigration or emigration
2) directional selection
3) adaptation
4) genetic drift
5) disruptive selection

• A) 1 only
• B) 4 only
• C) 2 and 3
• D) 4 and 5
• E) 1, 2, and 3

Describe the mechanisms of transport across the plasma membrane, including osmosis and facilitated diffusion.

Understand the fluid mosaic model and the dynamic nature of the plasma membrane.

Explain the effects of osmotic pressure on cells.

Describe the process and significance of receptor-mediated endocytosis.

---

Definitions:

Tying

A sales tactic where the purchase of one product requires the buyer to also purchase another product that the buyer may not want.

Microsoft Antitrust

Refers to the series of legal actions against Microsoft for anti-competitive practices, particularly in relation to its handling of its operating system and software dominance.

Operating System

Software that manages computer hardware, software resources, and provides common services for computer programs.

Resale Price Maintenance

An agreement between a manufacturer and distributors or retailers to sell a product to end consumers at a specified minimum price.