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UXL Complete Life Science Resource Edition 1 by Professor Leonard C Bruno, Julie Carnagie

By Professor Leonard C Bruno, Julie Carnagie

Discover the attention-grabbing global of biology with "U- X- L(R) whole existence technology Resource," that includes alphabetically prepared entries on theories, techniques and clinical discoveries and advancements pertinent to the examine of existence technological know-how in faculties this day. additionally featured is a chronology of discoveries with a timeline of global occasions, a normal for additional info part, and a study and task part. This 3-vol. set includes illustrations, graphs and charts to aid scholars comprehend such lifestyles technology subject matters as: Human physique structures and lifestyles Cycles crops, Animals and category Cells and straightforward Organisms replica and Heredity Populations and Ecosystems legislation and behaviour range and version and masses extra

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Protozoa: A group of single-celled organisms that live by taking in food. Pseudopod: A temporary outgrowth or extension of the cytoplasm of an amoeba that allows it to slowly move. R Radioactive dating: A method of determining the approximate age of an old object by measuring the amount of a known radioactive element it contains. Recessive trait: An inherited trait that may be present in an organism without showing itself. It is only expressed or seen when partnered by an identical recessive trait.

Finally, energy is produced by the cell in one of two ways: aerobic respiration or anaerobic respiration. Aerobic cellular respiration is a process that necessarily involves the use of oxygen. During this process, glucose and oxygen are chemically combined, which is known as oxidation, in the cell’s mitochondria (part of the cell that produces energy) to yield energy and to release carbon dioxide and water as waste. During aerobic respiration, one molecule of glucose is combined with six molecules of oxygen to produce six molecules of carbon dioxide and six molecules of water.

Spontaneous generation: The incorrect theory that nonliving material can give rise to living organisms. Spore: Usually a single-celled structure with a tough coat that allows an organism, like bacteria or fungi, to reproduce asexually under the proper conditions. Stamen: The male organ of a flower consisting of a filament and an anther in which the pollen grains are produced. Stigma: The tip of a flower’s pistil upon which pollen collects during pollination and fertilization. Stimulus: Anything that causes a receptor or sensory nerve to react and carry a message.

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