BIOLOGY Volume 3 - A Guide to General Biology - 2004

20. EXCRETION AND OSMOREGULATION

   20.1. The Importance of Excretion and Osmoregulation

   20.2. Nitrogenous Excretory Products and the Environment

   20.3. Nitrogen Excretion and Osmoregulation in Selected Animals

     20.3.1. Environmental Influences on Osmoregulation

     20.3.2. Protozoans

     20.3.3. Insects

     20.3.4. Freshwater Fish

     20.3.5. General Principles of Water Balance

   20.4. Urea Production in Humans

   20.5. The Human Kidney

     20.5.1. Location and Structure of the Kidneys

     20.5.2. General Plan of Structure and Blood Supply of the Nephron

     20.5.3. Kidney Histology

     20.5.4. Ultrafiltration

     20.5.5. Selective Reabsorption in the Proximal Convoluted Tubule

     20.5.6. Loop of Henle

     20.5.7. Distal Convoluted Tubule and Collecting Duct

   20.6. Osmoregulation, Antidiuretic Hormone, and the Production of Concentrated or Dilute Urine

   20.7. Regulation of Blood Sodium Ion Levels

   20.8. Regulation of Blood pH

   20.9. Kidney Diseases and Their Treatment

     20.9.1. Renal Failure

     20.9.2. Hemodialysis

     20.9.3. Peritoneal dialysis

     20.9.4. Kidney transplantation

   20.10. Water conservation in plants and algae

21. REPRODUCTION

   21.1. Asexual reproduction

     21.1.1. Kingdom Prokaryotae (bacteria) and Kingdom Protoctista

     21.1.2. Kingdom Fungi

     21.1.3. Kingdom Plantae

     21.1.4. Kingdom Animalia

   21.2. Advantages and disadvantages of natural asexual reproduction

   21.3. Artificial plant propagation - cloning

   21.4. Sexual reproduction

   21.5. Sexual reproduction in flowering plants

     21.5.1. Life cycle of flowering plants

     21.5.2. Parts of a flower

     21.5.3. Development of pollen grains

     21.5.4. Development of the ovule

     21.5.5. Pollination

     21.5.6. Fertilization

     21.5.7. Seed and fruit development

     21.5.8. Advantages and disadvantages of seed reproduction

   21.6. Overview of sexual reproduction in vertebrates

   21.7. Human reproductive systems

     21.7.1. Male reproductive system

     21.7.2. Female reproductive system

     21.7.3. Gametogenesis

     21.7.4. Spermatogenesis – sperm development

     21.7.5. Oogenesis – egg cell development

     21.7.6. Hormonal regulation of oogenesis and the menstrual cycle

  321.8. Human sexual reproduction

     21.8.1. Sexual intercourse

     21.8.2. Sperm transport to the egg

     21.8.3. Fertilization

     21.8.4. Effects of fertilization

     21.8.5. Implantation

     21.8.6. Early stages of embryonic development and extraembryonic membranes

     21.8.7. Embryonic and fetal development

     21.8.8. Placenta

     21.8.9. Exchange of substances between mother and fetus

     21.8.10. Harmful substances capable of crossing the placenta

     21.8.11. Sex determination in the developing embryo

     21.8.12. Birth (parturition)

     21.8.13. Lactation

   21.9. Human intervention in reproduction

     21.9.1. Contraception and birth control

     21.9.2. Abortion

     21.9.3. Infertility

     21.9.4. Infertility treatment

22. GROWTH AND DEVELOPMENT

   22.1. What is growth?

   22.2. Measuring growth

   22.3. Patterns of growth

   22.4. Growth and development in flowering plants

     22.4.1. Seed dormancy

     22.4.2. Seed germination

     22.4.3. Primary plant growth

     22.4.4. Primary shoot growth

     22.4.5. Primary root growth

     22.4.6. Lateral meristems and secondary growth

   22.5. The role of hormones in human growth and development

23. CONTINUITY OF LIFE

   23.1. Chromosomes

   23.2. The cell cycle

   23.3. Mitosis

   23.4. Meiosis

   23.5. Chromosome structure

   23.6. DNA

     23.6.1. Evidence pointing to the role of DNA in heredity

     23.6.2. DNA replication

   23.7. The nature of genes

   23.8. Protein synthesis

   23.9. Regulation of gene expression

24. VARIATION AND GENETICS

   24.1. Mendel's experiments

     24.1.1. Monohybrid inheritance and the law of segregation

     24.1.2. Test cross

     24.1.3. Inheritance in dihybrid crosses and the law of independent assortment

     24.1.4. Summary of Mendel's hypothesis

   24.2. Chromosomal theory of inheritance

     24.2.1. Chromosome behavior as the basis for independent assortment

   24.3. Linkage

     24.3.1. Crossing over and recombination frequency

   24.4. Genetic maps

   24.5. Linkage groups and chromosomes

   24.6. Sex determination

     24.6.1. Sex-linked inheritance

   24.7. Gene interactions

     24.7.1. Codominance

     24.7.2. Multiple alleles

     24.7.3. Lethal genes

     24.7.4. Gene complexes

     24.7.5. Epistasis

     24.7.6. Polygenic inheritance

   24.8. Variation

   24.9. Mutations

25. APPLIED GENETICS

   25.1. Bacterial genetic engineering

     25.1.1. Overview

     25.1.2. Step 1. Obtaining a copy of the target gene

     25.1.3. Step 2. Inserting genes into a vector

     25.1.4. Step 3. Introduction of the vector into a host cell

     25.1.5. Step 4. DNA cloning

     25.1.6. Selection of bacteria containing the target gene

   25.2. Applications of bacteria produced by genetic engineering techniques

   25.3. Genetic engineering of eukaryotic systems

   25.4. Transgenic plants

   25.5. Transgenic animals

     25.5.1. Introduction of new genes into animal organisms

     25.5.2. Medical protein products derived from milk

     25.5.3. Growth hormone

     25.5.4. Conclusions

   25.6. Benefits and risks: ethical and social issues in genetic engineering

   25.7. Human genetics

     25.7.1. Scope of human genetics

     25.7.2. Sickle-cell anemia

     25.7.3. Cystic fibrosis

     25.7.4. Phenylketonuria

     25.7.5. Huntington's chorea

     25.7.6. Down syndrome

     25.7.7. Klinefelter syndrome

     25.7.8. Turner syndrome

     25.7.9. Genetic screening and prenatal diagnosis

     25.7.10. Genetic counseling

     25.7.11. Gene therapy

     25.7.12. Genetic fingerprinting and genotyping

     25.7.13. Transplant surgery and the major histocompatibility complex (MHC)

26. EVOLUTION, OR THE HISTORY OF LIFE ON EARTH

   26.1. Theories of the origin of life

     26.1.1. Creationism

     26.1.2. Spontaneous generation

     26.1.3. Steady-state theory

     26.1.4. Panspermia theory

     26.1.5. Biochemical evolution

   26.2. The nature of the first organisms

   26.3. General conclusions regarding "theories" on the origin of life

   26.4. The theory of evolution

     26.4.1. Lamarckian evolution

     26.4.2. Darwin, Wallace, and the origin of species by natural selection

   26.5. Natural selection

   26.6. Modern concepts of evolution

   26.7. Evidence for evolution

     26.7.1. Paleontology

     26.7.2. Geographical distribution

     26.7.3. Classification

     26.7.4. Plant and animal breeding

     26.7.5. Comparative anatomy

     26.7.6. Adaptive radiation

     26.7.7. Comparative embryology

     26.7.8. Comparative biochemistry

   26.8. Human evolution

     26.8.1. Human phylogeny

     26.8.2. Stone tools

     26.8.3. Language

     26.8.4. Human social behavior

     26.8.5. Art and religion

27. MECHANISMS OF SPECIATION

   27.1. Population genetics

     27.1.1. Gene pool

     27.1.2. Allele frequencies

     27.1.3. Genotype frequencies

     27.1.4. Hardy-Weinberg equation

     27.1.5. Implications of the Hardy-Weinberg equation

   27.2. Factors causing changes in populations

   27.3. Selection

   27.4. Artificial selection

   27.5. Natural selection

   27.6. Concept of the species

   27.7. Speciation

   27.8. Intraspecific speciation

   27.9. Interspecific hybridization

ANSWERS AND DISCUSSION

APPENDICES

   Appendix 1. Biological chemistry

   Appendix 2. Biological methods

   Appendix 3. Nomenclature and units of measurement

   Appendix 4. Geological Time Scale