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| 13991137517 | Atoms | The basic unit of a chemical element. | 0 | |
| 13991170756 | Molecules | a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction. | 1 | |
| 13991180432 | Organelles | Any of a number of organized or specialized structure within a living cell. | 2 | |
| 13991188932 | Cells | the smallest structural and functional unit of an organism. | 3 | |
| 13991211138 | Organs | a part of an organism that is typically self-contained and has a specific vital function, such as the heart or liver in humans. | 4 | |
| 13991200004 | Organ Systems | A group of organs that work together to produce one or more functions. | 5 | |
| 13991222557 | Organisms | an individual animal, plant, or single-celled life form. | 6 | |
| 13991228227 | Homeostasis | Stable internal environment | 7 | |
| 13991232856 | Isotope | Same number of protons, different number of neutrons. | 8 | |
| 13991239618 | Valence Shell Electrons | Outer electrons. Creates stable atoms when full. | 9 | |
| 13991251547 | Amino |  | 10 | |
| 13991303368 | Carbonyl |  | 11 | |
| 13991309813 | Carboxyl |  | 12 | |
| 13991321090 | Hydroxyl |  | 13 | |
| 13991348077 | Sulfhydryl |  | 14 | |
| 13991329135 | Aldehydes |  | 15 | |
| 13991354153 | Ketones | | 16 | |
| 13991386497 | Hydrolysis Reaction | Macro molecules to building blocks. | 17 | |
| 13991389745 | Dehydration Reactions | Building blocks to macromolecules | 18 | |
| 13991394446 | Phospholipid | Lipid bilayer | 19 | |
| 13991406913 | When and enzyme loses their activity they are denatured due to... | Change in pH, salt conc., and temp. | 20 | |
| 13991426445 | Differences between DNA and RNA. | DNA: double stranded, sugar deoxyribose, thymine; RNA: single stranded, sugar ribose, uracil. | 21 | |
| 13991439507 | ATP | Molecule that carries chemical energy in a chemical bond. | 22 | |
| 13991444599 | Enzymes | Speed up chemical reactions due to lowering activation energy. | 23 | |
| 13991453081 | Exergonic Reaction | Reaction where products have at less energy than reactants (energy given off). | 24 | |
| 13991463932 | Endergonic Reaction | Reaction where product have more energy than reactants (energy taken in). | 25 | |
| 13991470136 | Lysosomes | Digestive enzymes. | 26 | |
| 13991480019 | Golgi Apparatus | Stores, modifies, and packages. | 27 | |
| 13991482546 | Chloroplast | Photosynthesis, takes up carbon dioxide and gives off oxygen. | 28 | |
| 13991491743 | Mitochondria | Energy producer, site of cellular respiration. | 29 | |
| 13991497848 | Ribosomes | Site of protein production. | 30 | |
| 13991516303 | Difference between Prokaryotes and Eukaryotes... | Proks: Small, circular DNA, no membrane bound organelles, no true nucleus (nucleoid), one polymerase,; Euks: Stranded DNA, membrane bound organlles, true membrane bound organelles, 3 polymerases. | 31 | |
| 13991541348 | Active Transport | Cell transport requiring energy. | 32 | |
| 13991544124 | Passive Transport | Cell transport requiring no energy. | 33 | |
| 13991547359 | Osmosis | Transport of water from a high concentration to a low concentration. | 34 | |
| 13991552864 | Diffusion | Movement of any material from high to low concentration. | 35 | |
| 13991559068 | DNA Replication | Making a copy of the DNA before cell division and occurs during the S phase of interphase. | 36 | |
| 13991576623 | A body cell with 24 chromosomes would have how many chromosomes in sex cells? | 12 chromosomes | 37 | |
| 13991583795 | Phenotype | An organism's physical appearance, or visible traits. | 38 | |
| 13991586760 | Genotype | Genetic makeup of an organism. Gene combinations. | 39 | |
| 13991595263 | Females have what chromosomes? | XX | 40 | |
| 13991599838 | Males have what chromosomes? | XY | 41 | |
| 13991605059 | Every time there is a zygote that forms... | 50% chance of female or male. | 42 | |
| 13991610649 | Fungi | eukaryotic, heterotrophic cells with chitinous cell walls. | 43 | |
| 13991619856 | Organism | A living thing | 44 | |
| 13991623042 | Population | A group of individuals that belong to the same species and live in the same area. | 45 | |
| 13991631420 | Community | All the different populations that live together in an area. | 46 | |
| 13991634739 | Ecosystem | A system formed by the interaction of a community of organisms with their physical environment. | 47 | |
| 13991638087 | Biosphere | part of Earth in which life exists including land, water, and air or atmosphere. | 48 | |
| 13991651281 | female sex cell is called the _____; Male sex cell ________. | Egg; Sperm | 49 | |
| 13991657267 | A cell with low tugor pressure? | Flaccid | 50 | |
| 13991664617 | A cell with high turgor pressure? | Turgid | 51 | |
| 13991666564 | Cohesion | Water sticking to water. | 52 | |
| 13991669059 | Adhesion | Water sticking to something else. | 53 | |
| 13991700916 | Plants are _____________; Fungi are to __________. | Photosynthetic autotrophs; recycling nutrients. | 54 | |
| 13991710286 | Natural Selection | Nature choosing which phenotype is strongest to pass on. | 55 | |
| 13991722226 | Stabalizing Selection | Favors average version of the trait. | 56 | |
| 13991731353 | Directional Selection | Favors one extreme. | 57 | |
| 13991738451 | Disruptive Selection | Favors both extremes. | 58 | |
| 13992237884 | Darwin's Voyage on the HMS Beagle | Finches: Beak shape related to food source on island. | 59 | |
| 13992250782 | Homologous Structures | Structures with same structure but different function. | 60 | |
| 13992261407 | Analogous Structure | Same function but different structure. | 61 | |
| 13992272999 | Vestigial Structure | Structure with little to no use. | 62 | |
| 13992276990 | Dispersion | How organisms are scattered in a habitat. Even, clumped, random. | 63 | |
| 13992289228 | Exponential Growth Curve | J -Shaped curve (can't last forever). | 64 | |
| 13992302253 | Logistical Growth Curve | 5 -Shaped curve (factors in Carrying Capacity (K)). | 65 | |
| 13992314564 | Food Chain | Series of steps in an ecosystem in which organisms transfer energy by eating and being eaten. |  | 66 |
| 13992309376 | Food Web | A community of organisms where there are several interrelated food chains. |  | 67 |
| 13992326011 | DNA Polymerase | Enzyme involved in DNA replication that joins individual nucleotides to produce a DNA molecule. | 68 | |
| 13992330102 | Primase | An enzyme that joins RNA nucleotides to make the primer using the parental DNA strand as a template. | 69 | |
| 13992332521 | Helicase | An enzyme that untwists the double helix at the replication forks, separating the two parental strands and making them available as template strands. | 70 | |
| 13992335242 | Telomerase | An enzyme that catalyzes the lengthening of telomeres in eukaryotic germ cells. | 71 | |
| 13992343188 | Topoisomerase | Corrects "overwinding" ahead of replication forks by breaking, swiveling, and rejoining DNA strands. | 72 |
