10869158578 | actin | USES MOTOR PROTEINS - A globular protein that links into chains, two of which twist helically about each other, forming microfilaments in muscle and other contractile elements in cells | 0 | |
10869158579 | Active transport | Energy-requiring process that moves material across a cell membrane against a concentration gradient | ![]() | 1 |
10869163156 | biosythesis | The process by which living organisms produce larger molecules from smaller ones. | 2 | |
10869163157 | cell wall | A rigid structure that surrounds the cell membrane and provides support to a PLANT cell | ![]() | 3 |
10869163158 | centrioles | a minute cylindrical organelle near the nucleus in animal cells, occurring in pairs and involved in the development of spindle fibers in cell division. | ![]() | 4 |
10869166201 | centrosomes | Microtubule-organizing centers that help to form and organize the mitotic spindle during mitosis | ![]() | 5 |
10869166202 | chloroplast | organelle found in cells of plants and some other organisms that captures the energy from sunlight and converts it into chemical energy | ![]() | 6 |
10869168875 | contractile vacuole | The cell structure that collects extra water from the cytoplasm and then expels it from the cell | ![]() | 7 |
10869168876 | cytoplasm | The space in the cell where cytosol is stored, think cytoplasm is the space in the beaker and the water is the cytosol | 8 | |
10869171368 | cytoskeleton | A network of fibers that holds the cell together, helps the cell to keep its shape, and aids in movement (has motor proteins) | 9 | |
10869171369 | desmosomes | Anchoring junctions that prevent cells from being pulled apart, like a rivet! | ![]() | 10 |
10869174693 | diffusion | Movement of molecules from an area of higher concentration to an area of lower concentration. | 11 | |
10869174694 | endocytosis | process by which a cell takes material into the cell by infolding of the cell membrane | ![]() | 12 |
10869177914 | endomembrane system | A network of membranes inside and around a eukaryotic cell, related either through direct physical contact or by the transfer of membranous vesicles. | ![]() | 13 |
10869177915 | endoplasmic reticulum | A system of membranes that is found in a cell's cytoplasm and that assists in the production, processing, and transport of proteins and in the production of lipids. | 14 | |
10869179912 | epithelial | A body tissue that covers the surfaces of the body, inside and out | 15 | |
10869182392 | equilibrium | A state of balance among the components of a system, no distict high & low | ![]() | 16 |
10869182393 | eukaryotic | bigger than prokaryote, membrane-bound organelles, i.e. Animals, Plants, Protists, Fungi, Algae | ![]() | 17 |
10869184908 | exocytosis | a process by which the contents of a cell vacuole are released to the exterior through fusion of the vacuole membrane with the cell membrane. | ![]() | 18 |
10869184909 | facilitated diffusion | Movement of specific molecules across cell membranes through protein channels | ![]() | 19 |
10869187360 | fluid mosaic model | model that describes the arrangement and movement of the molecules that make up a cell membrane | ![]() | 20 |
10869187361 | gap junctions | Points that provide cytoplasmic channels from one cell to another with special membrane proteins. | ![]() | 21 |
10869192476 | Golgi apparatus | stack of membranes in the cell that modifies, sorts, and packages proteins from the endoplasmic reticulum | 22 | |
10869985742 | Golgi vesicles* | Organelles that attach carbohydrates and lipids to proteins | ![]() | 23 |
10869988201 | hydrophilic | Having an affinity for water | ![]() | 24 |
10869988202 | hydrophobic | Having no affinity for water | ![]() | 25 |
10869991761 | hypertonic | when comparing two solutions, the solution with the greater concentration of solutes | ![]() | 26 |
10869991762 | hypotonic | when comparing two solutions, the solution with the lesser concentration of solutes | ![]() | 27 |
10869996016 | integral proteins | proteins that span the membrane. | ![]() | 28 |
10869996017 | intermediate fibers | Moderately thick and mainly anchor organelles and enzymes to certain parts of the cell | 29 | |
10869999156 | intermediate filaments | Threadlike proteins in the cell's cytoskeleton that are roughly twice as thick as microfilaments | ![]() | 30 |
10869999157 | isotonic | when the concentration of two solutions is the same | 31 | |
10869999158 | lipid | Energy-rich organic compounds, such as fats, oils, and waxes, that are made of carbon, hydrogen, and oxygen. | ![]() | 32 |
10870002219 | lyse | Cell bursting | ![]() | 33 |
10870002220 | lysosomes | An organelle containing hydrolytic enzymes that break down macromolecules | ![]() | 34 |
10870005132 | membrane | thin, flexible barrier around a cell; regulates what enters and leaves the cell (semi-permeable and selectively permeable) | ![]() | 35 |
10870005133 | microfilaments | Fine, threadlike proteins found in the cell's cytoskeleton and aid with structure and transportation | 36 | |
10870005134 | microtubules | Thick hollow tubes that make up the cilia, flagella, and spindle fibers. | 37 | |
10870007571 | mitochondria | Powerhouse of the cell, not part of endomembrane system | ![]() | 38 |
10870007572 | mitosis | cell division in which the nucleus divides into nuclei containing the same number of chromosomes | ![]() | 39 |
10870007573 | molarity | the number of moles of solute per liter of solution, used when determining hypertonic and hypotonic solutions | ![]() | 40 |
10870010398 | nuclear envelope | layer of two membranes that surrounds the nucleus of a cell | 41 | |
10870010399 | nucleolus | Found inside the nucleus and produces ribosomes | 42 | |
10870013499 | oligosaccharides | short chains of three or more monosaccharides | 43 | |
10870013500 | osmosis | Diffusion of water through a selectively permeable membrane | ![]() | 44 |
10870044947 | Osmosis Passive | diffusion of particles across a membrane | ![]() | 45 |
10871011186 | permeable | penetrable; porous; allowing liquids or gas to pass through | ![]() | 46 |
10871011187 | peroxisome | A microbody containing enzymes that transfer hydrogen from various substrates to oxygen, producing and then degrading hydrogen peroxide (H2O2). | ![]() | 47 |
10871011188 | peripheral protein | A protein loosely bound to the surface of a membrane or to part of an integral protein and not embedded in the lipid bilayer. | ![]() | 48 |
10871015069 | phospholipid | a lipid that contains phosphorus and that is a structural component in cell membranes | ![]() | 49 |
10871015070 | phospholipid bilayer | A double layer of phospholipids that makes up plasma and organelle membranes. | ![]() | 50 |
10871021059 | plasma membrane | A selectively-permeable phospholipid bilayer forming the boundary of the cells | ![]() | 51 |
10871021060 | plasmodesmata | channels through cell walls that connect the cytoplasms of adjacent cells | ![]() | 52 |
10871025071 | plasmolysis | Collapse of a walled cell's cytoplasm due to a lack of water | ![]() | 53 |
10871025072 | plasmolyzed | plant cell in hypertonic solution | ![]() | 54 |
10871025073 | pores | tiny openings in the cell membrane that allows certain substances to move in and out of the cell | ![]() | 55 |
10871028229 | pressure potential | A component of water potential that consists of the physical pressure on a solution, which can be positive, zero, or negative, ZERO FOR LIVING THINGS | ![]() | 56 |
10871032840 | prokaryotic | An organism whose cells do not have a membrane-bound nucleus | ![]() | 57 |
10871032841 | protein synthesis | the formation of proteins by using information contained in DNA and carried by mRNA, happens at ribosome! | ![]() | 58 |
10871035543 | ribosome | site of protein synthesis | ![]() | 59 |
10871035544 | rough ER | ER that is dotted with ribosomes, abundant in cells that secrete proteins (because SO many ribosomes) | ![]() | 60 |
10871035574 | semi-permeable | membranes that allow some substances through but not others | ![]() | 61 |
10871038909 | smooth ER | no ribosomes, makes lipids, phospholipids, detoxifies alcohol and drugs, controls glycogen production in liver | ![]() | 62 |
10871038910 | solute potential | A component of water potential that is proportional to the number of dissolved solute molecules in a solution and measures the effect of solutes on the direction of water movement; also called osmotic potential, it can be either zero or negative. | ![]() | 63 |
10871042617 | tight junctions | prevent leakage of extracellular fluid across a layer of epithelial cells | ![]() | 64 |
10871042618 | vacuole | Cell organelle that stores materials such as water, salts, proteins, and carbohydrates | ![]() | 65 |
10871042619 | vesicles cell | small membrane sacs that specialize in moving products into, out of, and within a cell | ![]() | 66 |
10871045204 | water potential | The physical property predicting the direction in which water will flow, governed by solute concentration and applied pressure. | ![]() | 67 |
AP Biology Unit 3 Flashcards
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