1 of 30© Boardworks Ltd 2008 Haggerston School Biology A-Level.
Ch. 4 Chemical Basis of Life. 4.1 Life requires about 25 chemical elements.
Section 2.2. What do you know about water? Unique Properties of Water: Most abundant compound in nearly all living things.
Feb. 2011
What Am I?. ► I am a type of mixture; I am formed when one substance, such as water, dissolves other substances. ► Solution.
The Chemical Composition of Cells Chapter 2. Learning Objectives- 1 Understand the Structure of the Molecular Components of Living Organisms Carbohydrates,
1 A&P I Final Exam Cumulative Review Slides Spring 2014 Lectures 1-17.
Isotopes: Isotopes are atoms with the same number of protons but differ in number of neutrons; e.g., a carbon atom has six protons but may have more.
T HE N ATURE OF S CIENCE. U NIT O NE : L IFE & THE E NVIRONMENT Top Ten Main Ideas 1 All living matter is made up of “CHONPS” (carbon, hydrogen, oxygen,
Rate of Dissolving and Solubility. Chemistry Literature Connection “Water does not resist. Water flows. When you plunge your hand into it, all you feel.
CHEMISTRY. Matter occupies space massAnything that occupies space and has mass. Examples:Examples: 1.rock 2.wood 3.metal 4.air.
