Introduction to Ecology• Life• Cells and cell structure• Tissues and Organs• Organisms• Classification• Populations• Communities• Ecosystems• Following illustrations from Biology by Campbell and

Reece 6th edition, a first year text book.

Figure 2.1 The hierarchy of biological order from atom to organism

Figure 2.12 Covalent bonding in four molecules

Figure 2.14 Electron transfer and ionic bonding

Figure 3.1 Hydrogen bonds between water molecules 

Figure 3.6x2 Ice floats and frozen benzene sinks

Figure 2.16 A hydrogen bond

Figure 2.19 A molecular mimic

Figure 4.8x1 Estrone and testosterone

Figure 5.3 The structure and classification of some monosaccharides

Figure 5.15 The 20 amino acids of proteins: nonpolar

Making a polypeptide chain and protein structure

Figure 5.28 DNA# RNA # protein: a diagrammatic overview of information flow in a cell

Figure 6.8 The structure and hydrolysis of ATP

Table 7.2 The structure and function of the cytoskeleton

Figure 7.23 A comparison of the beating of flagella and cilia

Figure 7.4 A prokaryotic cell

Figure 8.9 Some functions of membrane proteins

Figure 8.16 Review: passive and active transport compared

Figure 8.19 The three types of endocytosis in animal cells

The stages of mitotic cell division in an animal cell: G2 phase; prophase; prometaphase, metaphase, anaphase and telophase

Figure 12.9 Mitosis in a plant cell

The stages of meiotic cell division: Meiosis

Figure 13.7 The stages of meiotic cell division: Meiosis II

Figure 16.16 A summary of DNA replication

Figure 14.7 Testing two hypotheses for segregation in a dihybrid cross

Figure 14.9 Incomplete dominance in snapdragon color

Figure 14.11 An example of epistasis

Figure 14.13 The effect of environment of phenotype

Figure 22.11b Artificial selection: diverse vegetables derived from wild mustard

Figure 22.13 Evolution of drug resistance in HIV

Figure 22.12 Evolution of insecticide resistance in insect populations