Human Biosphere/Influence Vocabulary: biodiversity, monoculture, greenhouse effect, endangered species, exotic/invasive species, acid precipitation, global warming, CFCs, SEQR, biodegradable Biodiversity Due to evolution, there is a great number of different organisms which fill many different roles in ecosystems. The number of different organisms in an ecosystem is called … [Read more...] about Human Biosphere Influence
Evolution: Mutations
Evolution: Mutations Mutations One source of the variation driving the process of evolution is mutation. Mutation is the change in DNA of an organism which may result in that organism being different than its parents. While there are many causes of mutations, some factors are known which rapidly increase the incidence of mutation.The differences in species produced by … [Read more...] about Evolution: Mutations
Evolution: Natural Selection
Evolution: Natural Selection Natural Selection Evolution, the change of species over time, is the central unifying theme of biology. Biological evolution occurs through natural selection. Natural selection is the result of overproduction of offspring having variations, these variations struggling for survival, and the subsequent survival and increased reproduction of those … [Read more...] about Evolution: Natural Selection
Skeletal, Muscular and Integumentary Systems
Skeletal, Muscular and Integumentary Systems Skeletal System Your skeletal system isn't just your bones; it's your bone marrow, cartilage, and ligaments all make up this important body system.As an embryo, you are made up almost completely of cartilage. Cartilage is tough, yet elastic connective tissue. As the embryo develops, the cartilage is replaced with bone. The body … [Read more...] about Skeletal, Muscular and Integumentary Systems
Laboratory Skills: Scientific Method
Laboratory Skills: Scientific Method Vocabulary: bias, conclusion, control, control group, data, dependent variable, experimental design, experimental group, hypothesis, independent variable, peer feedback, peer review, problem, results, scientific method, theory, variable, variable group Scientific Methods Scientific explanations are developed using both observations and … [Read more...] about Laboratory Skills: Scientific Method