1. Which of the following statements best describes how the nose contributes to the efficient functioning of the lungs?
A. The nose filters dust and pollen from inhaled air.
B. The nose dries air as it enters the respiratory system.
C. The nose removes excess carbon dioxide from inhaled air.

Drag each tile to the correct box. match the given symbol or molecular formula to the term that best describes it. element -organic compound -inorganic elemental molecule -inorganic compound -answers given: so2, k, ci2, c6h6

Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot. active transport involves transport proteins, and facilitated diffusion does not. facilitated diffusion involves transport proteins, and active transport does not. active transport requires the expenditure of cellular energy, and facilitated diffusion does not.

How can you tell the difference between rough er from smooth er?