Biology Midterm Review

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What is biodiversity?

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Biodiversity refers to the variety of life in a particular habitat or ecosystem, including the number of different species, genetic diversity, and ecosystem diversity.

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What is ecological succession?

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Ecological succession is the process by which ecosystems change and develop over time, leading to increased biodiversity.

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What is the difference between a scientific theory and a scientific law?

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A scientific theory explains why something happens, while a scientific law describes what happens.

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What is a mitochondrion?

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A mitochondrion is an organelle that uses sugar to produce ATP, the energy currency of the cell.

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What is the primary difference between prokaryotic and eukaryotic cells?

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The primary difference is the presence of a nucleus; eukaryotic cells have a nucleus, while prokaryotic cells do not.

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What are macromolecules?

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Macromolecules are large, complex molecules that are essential for life, including carbohydrates, lipids, proteins, and nucleic acids.

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What is the function of chloroplasts?

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Chloroplasts are organelles in plant cells that use sunlight to produce sugar through photosynthesis.

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What is a lipid?

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Lipids are a group of hydrophobic organic compounds, including fats and oils, that are important for energy storage and cell membrane structure.

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What is a protein?

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Proteins are large molecules made up of amino acids that perform a variety of functions in the body, including catalyzing reactions and providing structure.

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NGSS.HS-LS1-1

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What is a nucleic acid?

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Nucleic acids, such as DNA and RNA, are macromolecules that store and transmit genetic information.

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