AP Biology Root Words and Vocab – Flashcards
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Cyto-
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cell ex. cytosol is the cell solution
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Lyso-
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loosen/breakdown ex. lysosomes breakdown cell food
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Phago-
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to eat ex. phagocytes are cells that eat bacteria and viruses
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Pseudo-
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false ex. pseudopod are footlike extensions on amoebas for movement
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Pro-
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before ex. prokaryotes evolved before a nucleus
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Trans-
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across ex. translocation is movement of sugars from leaf to stem
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Co-
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together ex. coevolution is evolution of 2 species that effect each other
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Hyper-
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exceeding ex. hypertonic solutions have higher dissolved solutes compared to another solution
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Hypo-
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lower ex. hypoglycemia is low blood sugar
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Exo-
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outer ex. exoskeletons are outser skeletons of insects, crustaceans, and arachnids
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Glyco-
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sweet ex. glycosis is is the breakdown of sugar
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Endo-
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within ex. endoskeletons are inside skeletons, in all mammals, birds, fish, amphibians, and reptiles
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Iso-
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equal ex. isotonic solutions are equal in dissolved solvents compared to another solution
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Hydro-
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water ex. hydrophobic means water fearing
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An-
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not ex. anaerobic means "without oxygen"
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Chemi-
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chemical ex. chemitaxis is movement toward a chemical
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Auto-
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self ex. autotrophs make their own food themselves
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Chloro-
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green ex. chloroplasts are the green organelles that do photosynthesis
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Hetero-
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other ex. heterotrophs get their food from others
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Meso-
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middle ex. the mesoderm is the middle layer of cells in a developing embryo
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Photo-
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light ex. photosynthesis means putting together using light
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Bi-/Di-
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two ex. diploid cells have 2 sets of chromosomes, which includes all body cells
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Centro-
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the center ex. centromeres are the central part where 2 sister chromatids are connected
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Gen-
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produce ex. genetics means have the codes to produce an organism
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Inter-
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between ex. interphase is the part of the cell cycle between cell division
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Mal-
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bad or evil ex. a malformed kidney is a poorly formed
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Homo-
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like or same ex. homozygous means 2 chromosomes that have the same alleles
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Syn-
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together ex. synapsis occurs when 2 chromosomes next to each other swap genes
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Tetra-
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four ex. tetrads are 4 sister chromatids lined up
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Mono-
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one ex. monomers are the subunits that make up polymers
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Pedi-
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a child ex. pedigrees show the children of parents in a family tree
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Poly-
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many ex. monomers combine to form repeating chains called polymets
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Hemo-
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blood ex. hemoglobin carries oxygen in the red blood cells of the blood
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Non-
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not ex. nondisjunction is a failure of chromosomes to separate during meiosis
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Re-
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again ex. reexamine is to examine again
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Semi-
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half ex. semiconservative replication means half of the new DNA molecule is from the old strand
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Neuro-
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nerve ex. neurons are nerve cells
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Anti-
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opposite ex. antiparallel refers to DNA strands running in opposite directions
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Retro-
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backward ex. retroviruses have to make DNA from RNA, instead of RNA from DNA
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Eu-
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true ex. eukaryotes are cells with a true nucleus
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Apic-
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tip ex. apical meristems are the tips of plants that grow up and down
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Bio-
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life ex. biology is the study of life
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Paleo-
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ancient ex. paleontology is the study of dinosaurs and the life before recorded history
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Vestigi-
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trace ex. vestigial organs like the eyes on the blind cave fish use to have function, but no longer
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Intra-
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within ex. intracellular digestion is digestion inside the cell
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Micro-
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small ex. microscopes see things that can't be seen with the naked eye
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Post-
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after ex. post-synaptic clefts are on the receiving neuron
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Sym-
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together ex. symbiosis is when one species interacts with another species
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thermo-
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temperature ex. endotherms maintain a stable internal temperature and are warm blooded
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Con-
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with ex. concurrent gas exchange, where blood moves with the water's direction
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Gymno-
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naked ex. gymnosperms like pine trees have seeds not contained within in a fruit
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Peri-
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around ex. the peripheral nervous system surrounds the brain and spinal cord
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A-
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without ex. asexual reproduction doesn't require 2 sources of genetic material
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Cephal-
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head ex. the cephalothorax of a spider is its head fused with its thorax
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Ecto-
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outside ex. ectotherms have the external environmental control their body temperature
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Gastro-
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stomach ex. the gastro-intestinal tract includes the stomach and the intestines
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-pod
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foot ex. snails move on their single pseudopod
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Arthro-
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jointed ex. arthropods like insects have jointed appendages
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Uni-
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one ex. unicellular means made up of one cell
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Vivi-
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alive ex. viviparous mammals give birth to live young
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Aqua-
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water ex. aquaporins are protein channels in cells to move water
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Myco-
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a fungus ex. mycorhizzae attaches to plant roots to increase surface area of water absorption
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-phyto
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a plant ex. pteridophytes are seedless vascular plants
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Homeo-
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same ex. homeostasis means having a stable internal environment
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Osteo-
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bone ex. osteocytes are bone cells
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Omni-
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all ex. omnivores can eat plants and animals
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Cardi-
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heart ex. cardiologists are doctors of the heart
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Erythro-
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red ex. erythrocytes are red blood cells
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Leuko-
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white ex. leukocytes are white blood cells
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Myo-
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muscle ex. myosin is a muscle protein
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Pulmo-
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a lung ex. pulmonary arteries take blood to the lungs
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Counter-
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opposite ex. counter current exchange is where the fish blood moves opposite to the water
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Reni-/Nephr-
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a kidney ex. renal veins lead away from the kidney; the kidney contains nephrons
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Epi-
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above, over ex. epistasis is where one gene is on top of, or turns on, another gene
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-ectomy
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cut out, ex. an appendectomy is when you cut out the appendix
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Soma-
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a body ex. somatic cells are body cells
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Geo-
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the earth ex. geology is the study of the earth
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De-
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from, down, out ex. detoxify example is to take out toxins from the blood
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Covalent bond
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a type of strong chemical bond in which two atoms share one pair of valence electrons
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Hydrogen bond
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a type of weak chemical bond formed when the slightly positive hydrogen atom of a polar covalent bond in one molecule is attracted to the slightly negative atom of a polar
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Solute
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a substance that is dissolved in a solution
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Solvent
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the dissolving agent of a solution. water is the most versatile solvent known
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Denaturation
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for proteins, a process in which a protein unravels and loses its its native conformation, thereby becoming biologically inactive. for DNA, the seperation of the two strands of the double helix. denaturation occurs under extreme conditions of pH, salt concentration, and temperature
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Dehydration synthesis
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a reaction in which two molecules become covalently bonded to each other through loss of a small molecule, usually water, also called condensation reaction
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Hydrolysis
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a chemical process that lyses, or splits, molecules by the addition of water; an essential process in digestion
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Protein
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a three-dimensional biological polymer constructed from a set of 20 different monomers called amino acids
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Substrate
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the reactant on which an enzyme works
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Adaptations
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inherited characteristics that enhance the ability of and organism to survive an reproduce in a particular environment
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Diffusion
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the spontaneous tendency of a substance to move down its concentration gradient from a more concentrated to a less concentrated area
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Enzyme
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a protein serving as a catalyst, a chemical agent that changes the rate of a reaction without being consumed by the reaction
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Evolution
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all the changes that have transformed life on Earth from its earliest beginnings to the diversity that characterizes it today
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Molecule
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two or more atoms held together by covalent bonds
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Monomer
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the subunit that serves as the building block of a polymer
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Symbiosis
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an ecological relationship between organisms of two different species that live together in direct contact
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Homeostasis
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the steady-state physiological condition of the body
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Taxonomy
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the branch of biology concerned with naming and classifying the diverse forms of life
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Physiology
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the study of the functions of an organism
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Ecology
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the study of how organisms interact with their environments
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Water potential
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the physical property predicting the direction in which water will flow, governed by solute concentration and applied pressure
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Ab-
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away, apart ex. abiotic
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Ad-
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to, toward ex. adduct
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Allelo-
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one another, parallel ex. allelopathic
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Amphi-
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both ex. amphibian
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Archae-
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ancient, original ex. archaeobacteria
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Blast-
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embryo, bud, sprout ex. blastula
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Botan, -a
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plant ex. botanical
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Carcin-
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cancer ex. carcinogen
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Cent-
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hundred ex. centipede
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Cephalo-
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head ex. cephalization
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Cereb-
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brain ex. cerebrum
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Chondro-
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cartilage ex. chondrichthyes
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Chromo-
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colored ex. chromosome
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-cide
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kill ex. insecticide
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Cili-
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small hair ex. cilia
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-cyte/-cyto
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cell ex. amebocyte, endocytosis
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Deca-
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ten ex. decathalon
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-derm/-derma
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skin, covering ex. ehcinoderm
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Di-
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two, double ex. diploid
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Dia-
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through ex. dialysis
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Dich, -o
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two, in two ex. dichotomous key
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Ecol-
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dwelling, house ex. ecology
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Gam, -o, us
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marriage ex. gamete
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-gen, Gen-
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make, produce ex. genetics, antigen
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Herb-
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plant ex. herbivore
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Hist-
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tissue ex. histology
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Ichthy
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fish ex. ichythyologist
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-ist
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a practitioner ex. biologist
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Kary, -o
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nucleus, nut ex. karyotype
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Kilo-
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thousand ex. kilogram
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Leuco-/Leuko-
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white ex. leucocyte, leukemia
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-logy
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study of ex. ecology
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Lys-
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loosening, cutting ex. lysis
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Macro-
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large ex. macromolecule