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VARIATION IN POPULATIONS (EXAMPLES OF NATURAL SELECTION (Evolution of the…
VARIATION IN POPULATIONS
GENETIC VARIATION: AN OVERVIEW
CAUSES OF VARIATION IN POPULATIONS
Genetic Variation
Environmental Variation
IMPORTANCE OF GENETIC VARIATION
TYPES OF GENETIC VARIATION
Continuous Variation
Discontinuous Variation
THE ROLE OF ENVIRONMENT IN EVOLUTION
Natural Selection
Modes of Natural Selection
EXAMPLES OF NATURAL SELECTION
Evolution of the Peppered Moth
Evolution of Galapagos Finches (Darwin’s Finches)
Antibiotic Resistance
Sickle-Cell Anaemia
Negative Selection or Purifying Selection
FORMATION OF SPECIES
Defining a Species
Speciation
ARTIFICIAL SELECTION
Methods and Benefits of Artificial Selection
Natural Selection versus Artificial Selection
GENETIC ENGINEERING
Methods of Genetic Engineering
POSSIBLE ADVANTAGES AND DISADVANTAGES OF GENETIC ENGINEERING
DNA Fingerprinting
Captive Breeding Programmes
Genetic Engineering—Environmental and Ethical Concerns