Slide 1Genetic Variation - The fuel of natural selection Campbell et al, chapter 23 Slide 2 Populations are polymorphic Nature vs. Nurture Source of variation Maintenance…
Slide 1 Slide 2 I.Biogeography A.Comparative Anatomy 1.homologous structures, similar 2.Fossil record – similar structures, carbon dating – evolution II.Theories of Evolution…
Slide 1Neurofibromatosis By B. T. Slide 2 What is Neurofibromatosis? u The neurofibromatoses are genetic disorders of the nervous system that primarily affect the development…
1. Ch. 6 Lesson 2 How do species change? 2. heredity process in which plants & animals receive ( inherit ) ½ their genes from each parent 3. 4. genes determine almost…
1. EvolutionEvolution 2. What is Evolution?What is Evolution? EvolutionEvolution -- how modern day organisms havehow modern day organisms have changed from ancient organisms.changed…
Slide 1C HARACTERISTICS OF LIVING THINGS 1. C OMPOSED OF CELLS 2. OBTAIN AND USE FOOD FOR ENERGY 3. REPRODUCE 4. RESPOND TO STIMULI 5. ADAPT TO THE ENVIRONMENT 6. REQUIRE…
Slide 1 GENETIC DISORDERS Slide 2 Mutation –change in a gene resulting in change in genetic information may be spontaneous or caused by a mutagen Somatic mutations are…
Slide 1 Slide 2 Slide 3 Evolution Evolution –process through which species change over time. The process by which modern organisms (multicellular) have descended from…
Slide 1 Gene A unit of heredity that controls the development of one trait Made of DNA Slide 2 Allele Member of a paired gene –One allele comes from each parent Dominant…