Cell Function
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show | Building blocks of human body.
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show | Cells are the building blocks of all plants and animals, cells are the smallest functioning units of life, cells are produced through division of existing preexisting cells, each cell maintains homeostasis.
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Plasma Membrane/Cell Membrane | show 🗑
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Cytoplasm | show 🗑
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Phospholipid Bilayer | show 🗑
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show | Movement of molecules from an area of high concentration to low concentration (down concentration gradient). EX: by moving across a lipid portion of membrane or passing through a channel protein of membrane.
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Osmosis | show 🗑
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Osmotic Pressure | show 🗑
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show | Fluid pressure.
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Isotonic | show 🗑
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show | THe solution in a comparison with lower osmotic concentration.
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show | Break down of red blood cells.
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show | Shrinkage of cells or red blood cells due to osmotic movement of water out of cell.
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show | Hydrostatic pressure forces water accross membrane, no ATP.
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Carrier Mediated Transport | show 🗑
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Co-transport | show 🗑
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show | The molecule to be transported binds to a receptor site, the shape or the protein changes, which mves the molecule into plasma membrane, its then released into cytoplasm. NO ATP used.
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show | The high energy bond in ATP provides the energy needed to move ions or molecules across the membrane. Not dependant on concentration gradient. Can import or export materials regardless of their intracellular or extracellular concentrations.
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Vesicular Transport | show 🗑
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Ednocytosis | show 🗑
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show | Produces vesicles that contain high concentrations of specific target molecule.
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Pinocytosis | show 🗑
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Phagocytosis | show 🗑
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show | The functional reverse of endocytosi, a vesicle created inside the cell fuses with the plasma membrane and discharges its contents into the extra cellular environment.
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show | Material inside the cell, from plasma membrane to nucleus. Contains cytosol and oraganelles.
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show | Intracellular fluid, contains dissolved nutrients, ions, solluble and insoluble proteins.
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show | Internal structures that perform specific functions essential to normal cell structures, maintanance, and metabolism.
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show | Inside membrane: nucleus, mitochondria, endoplasmic reticulem, golgi apparatis, lysosomes, and perixosomes.
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Organelles: not inside membranes | show 🗑
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show | Protein framework that gives cytoplasm strength and flexibility. Ex: microfiliments, intermediate filaments, and microtubules.
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Microfilliments | show 🗑
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show | Hollow tubes made from tubulin and anchors organelles spindal apperatis in cell division.
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Microvilli | show 🗑
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show | A cylindrical structure composed of triplets of microtubules, in a pair of perpendicular to each other, only in cells that divide.
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show | Long, slender extensions of the plasma membrane, supported by microtubulars. movement requires ATP. Move fluid or secretions across the cell surface.
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show | Much longer that cilia, move a cell through surrounding fluid in sex cells.
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show | Organelles that manufacture protein, from information from DNA in nucleus.
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show | Scattered through cytoplasm and proteins they make enter the cytosol.
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Fixed Ribosomes | show 🗑
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show | Organelles that contain a bunch of protein breaking enzymes. Remove or recycle denatured proteins and break down abnormal proteins.
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show | Membranes inside cell that connect to the surrounding envelope surrounding the nucleus. Responsible for; Synthesis, storage, transport, and detoxification.
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show | No ribosomes, where carbs and lipids are produced and hormones in sex cells storage of glycerides.
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Rough ER | show 🗑
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show | Has 5 or 6 flat membraneous discs called cisternae. 1. modifies plasma membrane, 2. packages special enzymes
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Lysosomes | show 🗑
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Autolysis | show 🗑
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Peroxisomes | show 🗑
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Free Radical | show 🗑
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show | Organelle that provides energy to the cell. Double membraned, Outer membrane surrounds organelle, inner membrane has many folds called cristae.
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show | Fluid contents.
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Aerobic Metabolism | show 🗑
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Nucleus | show 🗑
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Nuclear Envelope | show 🗑
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show | Has ions, enzymes, RNA, DNA, nucleotides, proteins.
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Nuclear Pores | show 🗑
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Chromosomes | show 🗑
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show | The protein information stored as amino acids sequences in nucleus. Triplet code. A sequence of 3 nitrogenous bases.
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Gene | show 🗑
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Promotor | show 🗑
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show | Production of RNA from a single strand of DNA. Happens in nucleus. Forms mRNA.
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show | Communicates between nucleus and cytoplasm. A copy of information contained in the gene, the information is a sequence of nucleotides.
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Process of Transcription | show 🗑
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show | The making of proteins using the info by sequence of codons on the mRNA strand.
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Process of Translation | show 🗑
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Transport RNA | show 🗑
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DNA Replication | show 🗑
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show | Nuclear division of somatic cells
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show | Production of sex cells
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show | Where cells spend most of their time, time between cell division when they perform normal functions.
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Apoptosis | show 🗑
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show | Replicates DNA in nucleus every 6-8 hours.
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show | 1. Complimentary strands separate and unwind 2. DNA polymerase binds to exposed nitrogenous bases 3. complementary nucleotides attach to nitrogenous base and form a pair of identicle DNA molecules 4. G2 phase protein synthesis
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show | Interphase, Prophase, Metaphase, anaphase, telophase.
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Prophase | show 🗑
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Metaphase | show 🗑
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Anaphase | show 🗑
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show | Cell prepares to enter interphase again. nuclear membranes form nuclei enlarge, and DNA chromosomes gradually uncoil. nuclei reasemble
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Cytokinesis | show 🗑
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Tumor | show 🗑
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show | Cells usually remain in one place; in the epithelium tissue type, or connective tissue capsule. rarely life threatening, can be removed.,
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show | No longer responds to normal control mechanisms. Cells spread into surrounding tissues.
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Cancer | show 🗑
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show | Switching off of genes to restrict cell functions.
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Phagocytosis | show 🗑
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Major function of golgi apparatis | show 🗑
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show | Thee nitrogenous base sequences on mRNA which are complementary to gene triplet.
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show | Anaphase
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show | Synthesis phase, of cell cycle is where DNA is replicated before cell divides.
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Which cell functions require ATP? | show 🗑
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Created by:
iessnorris
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