8305241588 | 1. separates the outside environment from the inside 2. transport of materials into and out of the cell 3. communicates and interacts with other cells 4. holds cell together 5. holds together groups of cells | what are the general functions of the plasma membrane? | 0 | |
8305246056 | the entire cell as well as various organelles | what does the plasma membrane surround? | 1 | |
8305247701 | a phospholipid bilayer embedded with glycoproteins and glycoplipids | What is the fluid-mosaic model? | 2 | |
8305254488 | regulate the movement of hydrophilic substances | Transport proteins | 3 | |
8305256217 | form pores which transport according to size and charge | Chanel proteins | 4 | |
8305257717 | have binding sites where specific substances attach in order to be transported | carrier proteins | 5 | |
8305260012 | cause cellular responses when specific molecules attach | receptor proteins | 6 | |
8305261217 | act as ID tags on the cell surface | recognition proteins | 7 | |
8305263502 | Passive transport and Active transport | how does stuff get across the cell membrane? | 8 | |
8305266390 | 1. follows concentration gradient 2. does not require energy | What are a few key facts about passive transport? | 9 | |
8305272241 | Diffusion, Osmosis, facilitated transport | What are the three processes of passive transport? | 10 | |
8305275335 | 1. functions regardless of concentration gradient 2. requires energy and ATP | What are a few key facts about active transport? | 11 | |
8305278298 | active transport, endocytosis, exocytosis | what are the three processes of active transport? | 12 | |
8305284045 | 1. diffusion is the net movement of molecules 2. diffusion does not move molecules rapidly or over long distances 3. if no other process is involved, diffusion will continue until equilibrium is achieved | what are three principles of diffusion? | 13 | |
8305288742 | 1. concentration gradient 2. size and shape of molecules 3. temperature 4. concentration 5. chemical properties | what is the rate of diffusion dependant on? | 14 | |
8305368785 | diffusion of water from high to low concentration across a membrane through a pore | What is osmosis? | 15 | |
8305371572 | osmotic pressure | what is the force causing osmosis called? | 16 | |
8305373227 | the force counterbalancing osmotic pressure created by the mass of water accumulating in the area of lower concentration | what is hydrostatic pressure? | 17 | |
8305376925 | 1. hypotonic=cell gains water 2. hypertonic=cell loses water 3. isotonic=no change in cell volume | what are the three osmotic factors? | 18 | |
8305381283 | cytolysis | what will happen to an animal cell in a hypotonic solution? | 19 | |
8305382582 | turgor pressure | what will happen to a plant cell in a hypotonic solution? | 20 | |
8305383942 | crenation | what will happen to an animal cell in a hypertonic solution? | 21 | |
8305384986 | plasmolysis | what will happen to a plant cell in a hypertonic solution? | 22 | |
8305387688 | 1. all known living things are made up of cells 2. the cell is structural & functional unit of all living things 3. all cells come from pre-existing cells by division 4. cells contain hereditary information which is passed from cell to cell during cell division 5. all cells are basically the same in chemical composition 6. all energy flow of life occurs within cells | what are the six factors of cell theory? | 23 | |
8305397048 | 1. light microscope 2. scanning electron microscope 3. transmission election microscope | what are three main types of microscopes? | 24 | |
8305400495 | a microscopic single celles organsim that has neither a distinct nucleus with a membrane nor other specialized organelles | What is the definition of a prokaryotic cell? | 25 | |
8305402025 | an organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus | what is the definition of a eukaryotic cell? | 26 | |
8305407286 | DNA, cell membranes, ribosomes, sites of metabolism | What do prokaryotic and eukaryotic cells have in common? | 27 | |
8305416752 | surface area to volume ratio | what is the ability of a cell to bring in enough nutrients dependant on? | 28 | |
8305418073 | ratio decreases | what happens if a cell size increases? | 29 | |
8305421723 | the nucleus and the cytoplasm (organelles and cytosol) | cells are divided into two regions.. | 30 | |
8305423221 | the outside barrier of the cell | what does the plasma membrane form? | 31 | |
8305425333 | the fluid-mosaic model | what is the name of the currently accepted description of the plasma membrane called? | 32 | |
8305427563 | moves from high to low concentration through a protein chanel | what is the cycle that facilitated transport undergoes? | 33 | |
8305447885 | no | does facilitated transport require energy? | 34 | |
8305450013 | glucose, amino acids etc.. | what are some examples of lipid insoluble molecules that pass through facilitated transport? | 35 | |
8305451707 | yes | does active transport require energy? | 36 | |
8305456243 | moves substances against the concentration gradient | what is the cycle of active transport? | 37 | |
8305457948 | sodium/potassium pump | what are some examples of molecules which pass through active transport? | 38 | |
8305459892 | engulfment | endocytosis | 39 | |
8305459893 | expulsion | exocytosis | 40 | |
8305463622 | 3-D network of fibres which form the microtrabecular lattice | what is the cytoskeleton? | 41 | |
8305465749 | 1. maintains cell shape 2. holds organelles in shape 3. acts as pathways which allow organelles to move 4. cell division 5. cell movement and muscle contraction | what are the functions of the cytoskeleton? | 42 | |
8305469091 | microtubules, microfilaments, intermediate filaments | what is the cytoskeleton composed of? | 43 | |
8305471265 | 1. make up cilia and flagella 2. intracellular transport 3. make up centrioles 4. form spindle during mitosis | what are the functions of microtubules? | 44 | |
8305529492 | contractile protein called actin | what are microfilaments composed of? | 45 | |
8305533930 | 1. provides mechanical strength to the cell 2. links transmembrane proteins to cytoplasmic proteins 3. anchors the centrosomes at apposite poles of the cell during mitosis 4. pinches dividing animal cells apart during cytokinesis | what are the functions of microfilaments? | 46 | |
8305537893 | tensile strength | what do intermediate filaments provide to the cell? | 47 | |
8305539060 | keratin and lamin | what are intermediate filaments made of? | 48 | |
8305541370 | they are mainly found in animal cells where they are involved with cellular division and produce basal bodies | what do centrioles do? | 49 | |
8305545899 | sperm | where is the flagella found? | 50 | |
8305545900 | trachea and branch, oviduct, kidney tubules | where is cilia found? | 51 | |
8305548706 | protects and supports the cell | cell wall | 52 | |
8305551142 | protects the cell, performs active transport and passive transport, moves materials in and out of the cell, communication | cell membrane | 53 | |
8305553444 | pads and supports organelles inside the cell. moves by cyclosis | cytoplasm | 54 | |
8305555813 | controls all of the cell's activities | nucleus | 55 | |
8305556752 | covers and protects the nucleus | nuclear membrane | 56 | |
8305557562 | produces ribosome's | nucleolus | 57 | |
8305558268 | provides instructions for the cells activities, (growth, reproduction) | chromatin | 58 | |
8305559225 | transports materials like proteins around the cell | endoplasmic reticulum | 59 | |
8305560247 | makes proteins | ribosome | 60 | |
8305560793 | supplies energy or ATP for the cell through cell respiration using glucose and oxygen | mitochondria | 61 | |
8305563807 | storage tank for food, water wastes or enzymes | vacuole | 62 | |
8305564752 | captures sunlight and uses it to produce food through photosynthesis | chloroplast | 63 | |
8305566841 | packages and secrets proteins for use in and out of the cell | golgi body | 64 | |
8305568308 | digests older cell parts, food or other objects | lysosome | 65 | |
8305570990 | used with the spindle apparatus during mitosis | centriole | 66 |
BIOLOGY 12 UNIT B&D Flashcards
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