Biology EOC Practice

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What is osmosis?

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Osmosis is the movement of water molecules from an area of high concentration to an area of low concentration through a semi-permeable membrane.

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What is homeostasis?

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Homeostasis is the process by which living organisms regulate their internal environment to maintain stable, constant conditions, such as temperature and pH.

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What is a plasmid?

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A plasmid is a small, circular piece of DNA that is separate from chromosomal DNA and can replicate independently, often used in genetic engineering.

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What is the scientific classification system?

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The scientific classification system organizes living organisms into hierarchical categories: Domain, Kingdom, Phylum, Class, Order, Family, Genus, and Species.

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What is the greenhouse effect?

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The greenhouse effect is the warming of Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.

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What is transgenic organism?

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A transgenic organism is one that has been genetically modified to contain a gene or genes from another species.

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What is the role of sweat in thermoregulation?

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Sweating helps cool the body by allowing heat to evaporate from the skin, thus lowering body temperature.

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What is the difference between a gene and a chromosome?

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A gene is a segment of DNA that codes for a specific protein, while a chromosome is a long strand of DNA that contains many genes.

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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.

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What is pollution?

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Pollution is the introduction of harmful substances or products into the environment, which can cause adverse effects on living organisms.