Nature of biology 1: VCE units 1 & 2

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Cover Title Page Copyright Page Contents Preface About eBookPLUS and studyON How to use this book Acknowledgements CHAPTER 1 Cells: basic units of life on Earth Searching for life Cells: the basic units of life Prokaryotes: no nuclear envelope! Plasma membrane: the gatekeeper Functions of the plasma membrane Crossing the plasma membrane Scientist at work BIOCHALLENGE Chapter review CHAPTER 2 Ultrastructure of cells First life on Earth biologist at work Tools for viewing cells Ultrastructure of eukaryotic cells Putting it together The Endosymbiosis Theory BIOCHALLENGE Chapter review CHAPTER 3 Energy transformations Death at a nightclub Requirements for life Energy is needed for living Organic molecules are needed for life Radiant energy of sunlight Photosynthesis: from sunlight to sugar Living in darkness Cellular respiration: energy transfer from glucose to ATP BIOCHALLENGE Chapter review CHAPTER 4 Staying alive: systems in action Dialysis to stay alive Levels of organisation Mammalian tissues, organs and systems Circulatory system of mammals Components of blood Vessels to transport blood The heart biologist at work The excretory (urinary) system Mammalian respiratory system Tissues and organs in vascular plants Transport in plants BIOCHALLENGE Chapter review CHAPTER 5 Adaptations for survival The Rule of Threes The desert environment Adaptations for survival: desert animals Vegetation types of arid Australia The dominant plants Survival in the cold Biomimicry BIOCHALLENGE Chapter review CHAPTER 6 Survival through regulation Death in the outback Homeostasis: staying within limits Regulating body fluids Regulating blood glucose levels Diabetes BIOCHALLENGE Chapter review CHAPTER 7 Biodiversity and its organisation What’s in the tree tops? Biodiversity: the variety of life biologist at work Identification involves naming How many different kinds? Biologist at work Biologist at work Extinction: loss of diversity Classification: forming groups BIOCHALLENGE Chapter review CHAPTER 8 Relationships within an ecosystem A day in the life of krill biologist at work Ecosystems need energy Energy flows through ecosystems Interactions within ecosystems Looking at populations biologist at work Intrinsic growth rates BIOCHALLENGE Chapter review CHAPTER 9 Cell cycle Saving burns victims The cell cycle Nobel Laureate in Physiology or Medicine BIOCHALLENGE Chapter review CHAPTER 10 Asexual reproduction Jake’s headache Reproduction without sex Examples of asexual reproduction Technology: asexual reproduction BIOCHALLENGE Chapter review CHAPTER 11 Sexual reproduction Changes in family size Sexual reproduction Getting gametes together Biologist AT WORK BIOCHALLENGE Chapter review CHAPTER 12 Cell growth and differentiation Antenatal human development Key events: embryonic development Abnormal embryonic development Cancer and the cell cycle BIOCHALLENGE Chapter review CHAPTER 13 Genomes, genes and alleles What is a genome? The Human Genome Project Biologist at work DNA and its bases Solving the puzzle: the nature of genes Looking at genes Alleles: particular forms of a gene BIOCHALLENGE Chapter review CHAPTER 14 Chromosomes: carriers of genes Chromosomes: how many? Chromosomes: genes carriers Biologist at work BIOCHALLENGE Chapter review CHAPTER 15 Genotypes and phenotypes Baby Rose and the CFTR gene What is a phenotype? What is a genotype? Relationship between expression of alleles Environment interacts with genotype Polygenic inheritance Epigenetics BIOCHALLENGE Chapter review CHAPTER 16 Genetic crosses: rules of the game Making melanin pigment Dihybrid crosses: two genes in action Genetic testing and screening Family pedigrees: patterns of inheritance BIOCHALLENGE Chapter review Glossary Index