Terms : Hide Images
| 532306407 | courtship ritual | Behavior that helps attract mates (mating dances, gifts, displays) | 0 | |
| 532306408 | prokaryotic | Cell in which DNA is loose - it has NO NUCLEUS; bacteria cell | 1 | |
| 532306409 | antigen | Marker on the outside of a pathogen | 2 | |
| 532306410 | polygenic | A trait that is controlled by many genes, for example eye color, hair color | 3 | |
| 532306411 | endocrine system | Controls hormones (including growth, development) | 4 | |
| 532306412 | denature | Protein changes shape, stops working (usually because of high temps.) | 5 | |
| 532306413 | estivation | animals go dormant (inactive) during seasons with high temperatures | 6 | |
| 532306414 | diploid | cell with 2 of each chromosome type. (human's number is 46) | 7 | |
| 532306415 | autotroph | a synonym for producer | 8 | |
| 532306416 | incomplete dominance | trait in which the heterozygotes express a blending of the two phenotypes. | 9 | |
| 532306417 | catalyst | a molecule (like an enzyme) that speeds up chemical reactions | 10 | |
| 532306418 | greenhouse effect | caused by carbon dioxide trapping sun's heat; keeps us warm | 11 | |
| 532306419 | mitosis | cell division in which a diploid cell makes another diploid cell. | 12 | |
| 532306420 | heterotroph | synonym for consumer | 13 | |
| 532306421 | eukaryotic | cell in which DNA is contained inside of a nucleus | 14 | |
| 532306422 | angiosperm | plant that has flowers for attracting pollinators | 15 | |
| 532306423 | biomagnification | toxins (pesticides, mercury) build-up in food chains and affect top most | 16 | |
| 532306424 | haploid | cell with 1 of each type of chromosome (23 in humans); sex cells are this type | 17 | |
| 532306425 | homeostasis | maintaining a stable internal environment (plasma membrane's main job) | 18 | |
| 532306426 | imprinting | behavior that helps babies attach to mother | 19 | |
| 532306427 | osmosis | salt sucks water towards the most concentrated place | 20 | |
| 532306428 | gamete | a sex cell - for example sperm, egg, pollen, ova | 21 | |
| 532306429 | contractile vacuole | structure inside unicellular protists - regulates water balance | 22 | |
| 532306430 | diffusion | substances (minerals, gases, etc) move from high to low concentrations | 23 | |
| 532306431 | codominance | trait in which heterozygotes express both phenotypes of their two alleles | 24 | |
| 532306432 | autotroph | organism that converts inorganic (inedible) compounds into organic (edible) | 25 | |
| 532306433 | ribosome | the site of protein synthesis (where proteins are made) | 26 | |
| 532306434 | stomata | openings in plants that allow gases to exit/enter | 27 | |
| 532306435 | xylem | type of vascular tissue in plants that water travels through | 28 | |
| 532306436 | PKU | genetic disorder requiring a special diet | 29 | |
| 532306437 | phylogenetic tree | diagram showing evolutionary relationships | 30 | |
| 532306438 | pedigree | diagram showing family relationships | 31 | |
| 532306439 | meiosis | cell division that makes sex cells | 32 | |
| 532306440 | triglyceride | three fatty acids and a glycerol (building blocks of lipids) | 33 | |
| 532306441 | habituation | learning to ignore a repeated, meaningless stimulus | 34 | |
| 532306442 | antibodies | made by B cells; inactivates the pathogen | 35 | |
| 532306443 | consumer, heterotroph | 2 words for organisms that must eat other organisms | 36 | |
| 532306444 | classical conditioning | two stimuli become closely associated (bell, meat) to elicit same response | 37 | |
| 532306445 | B cell | white blood cell that makes antibodies | 38 | |
| 532306446 | anaerobic respiration | creates 2 ATP; happens when no oxygen is present | 39 | |
| 532306447 | amphibian | type of vertebrate that lives part of its life in water - frogs, salamanders | 40 | |
| 532306448 | starch, cellulose | complex carbohydrates found in plants | 41 | |
| 532306449 | glycogen | complex carbohydrate found in animals | 42 | |
| 532306450 | karyotype | Look at this to see if someone has 3 21st chromosomes (Down's syndrome) | 43 | |
| 532306451 | nucleotide | phosphate, sugar, base (building block of DNA) | 44 | |
| 532306452 | fermentation | happens after anaerobic respiration; creates lactic acid or alcohol | 45 | |
| 532306453 | vascular | ferns, gymnosperms, and angiosperms have these tissues | 46 | |
| 532306454 | protein synthesis | translation is the second part of this process | 47 | |
| 532306455 | chloroplast | glucose is made in this organelle | 48 | |
| 532306456 | nephridia | structure on annelid worms that collects/excretes nitrogenous waste (pee) | 49 | |
| 532306457 | cellular respiration | process that needs oxygen and glucose | 50 | |
| 532306458 | photosynthesis | process that needs carbon dioxide and water | 51 | |
| 532306459 | punnet square | diagram showing predicted traits of offspring | 52 | |
| 532306460 | independent assortment | increases variation - chromosomes move alone during meiosis | 53 | |
| 532306461 | insulin | protein that helps regulate blood glucose levels | 54 | |
| 532306462 | gymnosperm | type of plant with seeds but no flowers (seeds on cones) | 55 | |
| 532306463 | transcription | mRNA copies a gene from DNA that codes for a protein | 56 | |
| 532306464 | hemoglobin | protein that carries oxygen in blood cells; it's messed up in sickle-cell anemia | 57 | |
| 532306465 | DNA replication | happens before a cell can divide; the process is semi-conservative | 58 | |
| 532306466 | active | type of transport that uses energy | 59 | |
| 532306467 | passive | type of transport that moves from high to low concentration (ex. diffusion) | 60 | |
| 532306468 | carbohydrate | biomolecule that stores energy to be used short-term | 61 | |
| 532306469 | lipid | biomolecule that stores energy to be used long-term | 62 | |
| 532306470 | codon | group of three nitrogenous bases that codes for an amino acid | 63 | |
| 532306471 | tRNA | carries amino acids to the ribosome | 64 | |
| 532306472 | abiogenesis (spontaneous generation) | concept supported by Miller and Urey's early Earth experiment | 65 | |
| 532306473 | introduced species | usually has a negative impact on an ecosystem because no natural predators | 66 | |
| 532306474 | Biuret's | used to test for presence of protein | 67 | |
| 532306475 | multiple alleles | Different blood types is an example of a trait controlled by this | 68 | |
| 532306476 | homologous chromosomes | A pair of the same type of chromosome (one from mom, one from dad); they line up together during meiosis | 69 | |
| 532306477 | enzyme | a catalyst that can be used over and over to speed up chemical reactions | 70 | |
| 532306478 | acid rain | caused by burning fuels that release sulfur dioxide into atmosphere | 71 | |
| 532306479 | binomial nomenclature | the two name (genus, species) system for giving organisms scientific names | 72 | |
| 532306480 | abiotic | any non-living part of the environment that affect living organisms | 73 | |
| 532306481 | ozone depletion | caused by the release of CFC's into the atmosphere | 74 | |
| 532306482 | germination | a seed sprouts and relies on the cotyledon (endospore) for nutrients | 75 | |
| 532306483 | fertilization | the male gamete meets the female gamete (ex. pollen+egg) zygote is formed | 76 | |
| 532306484 | mitochondria | cellular respiration happens here | 77 | |
| 532306485 | amino acid | Building blocks of proteins - one codon codes for this | 78 | |
| 532306486 | Down's Syndrome | disorder caused by non-disjunction of 21st chromosomes | 79 |
