Biology

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Biology Review of Renewable and Nonrenewable Resources
Biology Review of Renewable and Nonrenewable Resources 150 150 Deborah

Overview Resources can be classified as renewable or nonrenewable. Both renewable and nonrenewable resources must be managed wisely. Nonrenewable resources such as coal, metals, oil, and natural gas exist in a…

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Determining Genotypes and Phenotypes using Punnett Squares
Determining Genotypes and Phenotypes using Punnett Squares 150 150 Teaching Staff

Overview: Punnett squares are diagrams designed to predict results of classic breeding experiments. They support Mendelian inheritance, as well as the laws of segregation and independent assortment. During meiosis, chromatids…

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Pedigree: How to determine your genetic lineage
Pedigree: How to determine your genetic lineage 150 150 Teaching Staff

Overview: Pedigrees are visual representations of a family’s genetic history. Each pedigree focuses on one specific gene that is studied by geneticists. There are several benefits of studying a family’s…

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Introduction to Genetics
Introduction to Genetics 150 150 Teaching Staff

What is Genetics? Genetics is the study of how various traits are passed down generations. Traits are determined by the inheritance of genes, units of genetic information found on chromosomes.…

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What are Greenhouse Gases?
What are Greenhouse Gases? 150 150 Teaching Staff

Overview: For the past several years we have become increasingly aware of the adverse effects that humans have had to the Earth and various species and ecosystems within it. One…

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Biology Review of Algae
Biology Review of Algae 150 150 Deborah

Overview: There are many different types of algae.  They are autotrophic, which means they make their own food by photosynthesis.  Some algae are one-celled, while other algae contain many cells…

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Biology Review of Protozoa
Biology Review of Protozoa 150 150 Deborah

Overview: Protozoa are one-celled organisms.  They live in both freshwater and saltwater environments, as well as in moist soil and other fluids.  They feed on similar organisms, as well as…

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Biology Review of Mosses
Biology Review of Mosses 150 150 Deborah

Overview: Mosses are types of small plants that grow close to the ground.  They require large amounts of water to live, as they have no structures to store and transport…

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Biological Classification of Living Organisms
Biological Classification of Living Organisms 150 150 Deborah

Overview: Different forms of classification of living organisms have been proposed to account for their biological diversity.  The earliest classification called for just two different types:  plants and animals.  As…

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Earth’s Oldest Fossils: Stromatolites
Earth’s Oldest Fossils: Stromatolites 150 150 Deborah

Overview: The oldest fossils found on Earth are not dinosaur bones or the insect creatures known as trilobites.  They are one-celled organisms that left ancient deposits over 3.5 billion years…

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