100 words eventually
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| 190610092 | active site | the part of the enzyme where the substrate will bind | |
| 190610093 | active transport | movement of molecules across the cell membrane with use of ATP | |
| 190610094 | alternation of generations | the life cycle of a plant which includes both the multicellular haploid form and multicellular diploid form | |
| 190610095 | alveoli | functional unit of the lung | |
| 190610096 | amino acids | 20 molecules held together by peptide bonds to make up proteins | |
| 190610097 | amniotic egg | hard shelled egg that allows reptiles and birds to have internal fertilization, but not have to the organism created in the mother | |
| 190610098 | angiosperm | flowing plants | |
| 190610099 | antibodies | proteins made by B cells that help immobilize antigens | |
| 190610100 | anticodon | the three nucleotide combination on the transfer RNA that matches up with three letter combination on the messenger RNA | |
| 190610101 | antigens | foreign particles the trigger an immune response | |
| 190610102 | ATP | a high energy source that can be split apart to release energy for many different processes in living things | |
| 190610103 | autotroph | an organism that produces its own food | |
| 190610104 | auxins | plant hormones that led to phototrophism by elongating the dark side of the plant | |
| 190610105 | binary fission | the asexual reproduction in bacteria | |
| 190610106 | buffer | chemical that can absorb/release hydrogen ions depending on conditions and therefore can maintain a constant pH level | |
| 190610107 | capillary | the smallest blood vessel that connects arteries to veins and is the site of exchange with the environment | |
| 190610108 | catalyst | a molecule that speeds up chemical reaction by lowering the activation energy | |
| 190610109 | cell cycle | the life cycle of a plant that all somatic cells go through that include mitosis, cytokinesis, and interphase | |
| 190610110 | cell wall | structural part of some cells that can be made of cellulose, peptidoglycan, or chitin depending on what kingdom the organism is from | |
| 190610111 | cellular respiration | the process of breaking down glucose to make ATP | |
| 190610112 | cholesterol | the steroid embedded in the cell membrane that keeps the membrane fluid and strong | |
| 190610113 | chloroplast | the cell part responsible for photosynthesis in eukaryotic cells | |
| 191173484 | chromatin | the unwound DNA that is accessible for making RNA | |
| 191173485 | chromosones | DNA that is wrapped tightly around proteins during metaphase | |
| 191173486 | codon | 3 nucleotide combination on messenger RNA that matches up with 3 letter combination on transfer RNA that has information on code with one amino acid | |
| 191173487 | cohesion | attractive force between polar molecules of the same substance | |
| 191173488 | controlled variables | many characteristics of an experimental group and control group which are held constant | |
| 191173489 | covalent bond | intramolecular bond where atoms are sharing electrons equally | |
| 191173490 | cuticle | waxy protective layer on plants that protect dessication | |
| 191173491 | cytokinesis | after mitosis or meiosis it is the "splitting" of the cytoplasm to form two or four new cells each which it's own nucleus | |
| 191173492 | dehydration synthesis | the type of reaction that links together monomers to make polymers and release water in the process | |
| 191710520 | diploid | cells that have two copies of each kind of chromosone | |
| 191710521 | DNA ligase | the enzyme that splices DNA together in genetic engineering and the okazaki fragments of replication | |
| 191710522 | duodenum | the primary site of chemical digestion in humans | |
| 191710523 | endoplasmic reticulum | the series of membranes inside the cell that allow passage of materials through the cytoplasm and the synthesis of lipids | |
| 191710524 | endosymbiosis | theory that eukaryotic cells arose from prokaryotic cells that lived closely together to the point what we now call these former cells "mitochondria" and "chloroplasts" | |
| 191710525 | estuary | the biome created when fresh water mixes with salt water to form brakish water that is now one of the productive areas on Earth | |
| 191710526 | enzyme | an organic catalyst that lowers the activation energy of chemical reactions in organisms thus increasing the rate of reaction | |
| 191710527 | eukaryotic cell | a cell with a nucleus and membrane bound organelles | |
| 191710528 | external fertilization | when an egg and sperm unite outside the mother |
