Ciliated Gills in Clams, Sharks Continuously Swimming with Their Mouths $\Delta$

question 38

Multiple Choice

Ciliated gills in clams, sharks continuously swimming with their mouths partly open, countercurrent flow of blood and water in fish gills, and the use of air sacs to effect unidirectional flow of air through bird lungs are all adaptations that optimize what factor in the formula for Fick's Law of diffusion?

• A)D
• B)A
• C)\(\Delta\)p
• D)d

---

Definitions:

World Malaria Report

An annual report published by the World Health Organization (WHO) providing a comprehensive update on global and regional malaria data and trends.

Reported Malaria Cases

The number of malaria instances that have been officially documented or recorded.

West Africa

A region in Africa located to the west of the continent, comprising several countries adjacent to the Atlantic Ocean.

Bar Chart

A graphical representation of data using bars of varying heights or lengths proportional to the values they represent.