The removal of dissolved materials from soil by percolating water is called illuviation.

You have a significant reduction in the amount of pulmonary surfactant. What is the likely effect?

A) The risk of bacterial infection will increase.
B) The risk of having chronic obstructive pulmonary disease will increase.
C) The bronchioles will constrict, which will increase airway resistance.
D) The lungs will be difficult to inflate.
E) Gas exchange cannot occur.

The upper part of the neritic province is called the euphotic zone.

The preprophase band is specific to plant cells and:

A) appears after mitosis begins.
B) forms inside the nucleus.
C) determines the plane of cell division.
D) is found in both plant and animal cells.
E) is composed of cellulose.