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30 Cards in this Set
- Front
- Back
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anatomy |
the study of the physical structure of humans and animals |
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antibiotic |
a compound that kills or limits the growth and reproduction of bacteria |
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anaerobic |
reactions that don't involve oxygen |
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aerobic |
reactions that do use oxygen |
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alleles |
the different varieties of a gene |
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active transport |
movement of molecules across the cell membrane using energy |
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active site |
the part of an enzyme where the substrate or reacted particle bonds |
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accuracy |
the amount of conformity of a measurement to its actual value |
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abiotic |
nonliving parts of an environment |
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activation energy |
the energy required to start a reaction |
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adenine |
one of 4 nitrogen bases found in DNA |
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amino acids |
the building blocks of proteins |
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ancestry |
the history of an organisms development |
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anticodon |
3 adjacent nucleotides in tRNA that bind to a codon |
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analogous structures |
parts that serve the same purpose in different species but that evolved independently, not from the same parts in a common ancestor |
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biotic factors |
all living organisms that interact within a population or an environment |
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botany |
the study of the structure and function of plants |
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asexual |
the reproduction of offspring from one parent which gives genetically identical cells |
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autotrophs |
organisms that produce their own food using energy from sunlight or inorganic compounds |
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balance |
piece of scientific equipment used to weigh or mass accurately |
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biochemestry |
the study of chemistry in living things |
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biotechnology |
the use of organisms to improve human health and food |
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carnivores |
organisms that eat herbivores, omnivores, and other omnivores |
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carbohydrates |
organic compounds formed by photosynthesis, and are a major source of food energy to plants and animals |
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cell membrane |
thin flexible barrier that surrounds the contents of all cells |
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biodiversity |
the variety of all life in an ecosystem |
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carbon dating |
the use of carbon to determine the age of a formerly living thing/ fossil |
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cilia |
numerous short tiny hairlike projections from cells that aid in movement |
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ATP |
the energy currency molecule of all living things |
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bacteriophage |
a virus that infects bacteria, and often used in genetic engineering |
