Constructing a Pedigree Introduction A pedigree is a special chart or family tree that uses a particular set of standardized symbols. Pedigrees are used to show the history of inherited traits through a family. In a pedigree, males are represented by squares and females by circles . An individual who exhibits the trait in question, … Continue reading “Pedigree Lab”
Physiology of the Circulatory System Introduction: The circulatory system functions to deliver oxygen an nutrients to tissues for growth and metabolism, and to remove metabolic wastes. The heart pumps blood through a circuit that includes arteries, arterioles, capillaries, venules, and veins. One important circuit is the pulmonary circuit, where there is an exchange of … Continue reading “Physiology of the Circulatory System”
Volume 347:13-18 July 4, 2002 Number 1 Comparative Efficacy of Insect Repellents against Mosquito Bites Mark S. Fradin, M.D., and John F. Day, Ph.D.Insect-transmitted disease remains a major source of illness and death worldwide. Mosquitoes alone transmit disease to more than 700 million persons annually.1 Malaria kills 3 million persons each year, … Continue reading “Mosquito Repellant Article”
Molecular Biology Introduction: The bacterium Escherichia coli or E. coli is an ideal organism for the molecular geneticist to manipulate and has been used extensively in recombinant DNA research. It is a common inhabitant of the human colon and can easily be grown in suspension culture in a nutrient medium such as Luria broth, … Continue reading “Molecular Biology”
Little Rock School District Sophomore Biology Month/SLEs Content/Skills Essential Questions Assessments Lab Activities Strategies/Resources August Student Learning Expectations: Nature of Science Standard 10: Students shall demonstrate an understanding that science is a way of knowing. Explain why science is limited to natural explanations of how the … Continue reading “Little Rock School District”
