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Biology - Three
Biology - Chapter Three
| Question | Answer |
|---|---|
| The largest organelle in the cell is the | nucleus |
| The general term given to the movement of materials into and out of cells is | transport |
| The movement of water across a cell membrane is known as | osmosis |
| Solid particles are ingested by cells through a process known as | phagocytosis |
| The flow of circulating materials inside of a cell is directed by protein structures known as | microtubules |
| The network of membranous canals that are spread through the cytoplasm are known collectively as the | endoplasmic reticulum |
| Globular proteins are embedded in the ________ bilayer in the cell membrane | phospholid |
| Small storage areas in the cytoplasm of animal cells are known as | vessicles |
| Proteins for export are synthesized by ____________ that are attached to membranes of the endoplasmic reticulum | ribosomes |
| The granular stage of the fine threads that are contained in the nucleus during interphase is known as | chromatin |
| Cell walls of green plants are for the most part made of the compound | cellulose |
| Plan cells are colored green by the pigment named | chlorophyll |
| Protists use locomotion fine cytoplasmic hairs known as flagella and | cilia |
| The type of tissue that covers and lines organs is _______ tissue | epithelial |
| Cells specialized for the carrying of nervous impulses are nerve cells, also known as | neurons |
| The nanometer is the unit used to measure objedts resolved by the ________ microscope | electron |
| One micrometer is equal to 0.001 of a | millimeter |
| All cells arise from pre-existing | cells |
| The symbol 2N refers to the ________ number of chromosomes | diploid |
| Meiosis takes place in egg and sperm cells which are known collectively as | gametes or sex cells |
| Mitosis takes place during the ____________ phase of the cell cycle | M |
| The G-1, and G-2 phases of the cell cycle are known collectively as | interphase |
| As a direct result of mitosis, the parent and daughter cells have _______ genetic material | identical |
| Mitosis is a process in cells that involves the _______ and its chromosomes | nucleus |
| The formation of the cleavage furrow signals the onset of | cytokinesis |
| Multicellular organisms are produced from | one cell |
| The fine structures of the cell can be seen with the | electron microscope |
| The cell's energy is used in the process of | active transport |
| Because the cell membrane is highly selective in regard to the materials that can cross its boundary, it is described as being | selectively permeable |
| The shrinking of cytoplasm due to the loss of water molecules is known as | plasmolysis |
| Molecules carried to the cell surface by vessicles are forced out of the cell be the process of | exocytosis |
| The most numerous organelles in the cell are the | ribosomes |
| Fluid substances for export outside of the cell are stored temporarily in the membrane of the | golgi apparatus |
| Protiens are synthesized and temporarily stored in the | ribosomes |
| The internal membranes of the mitochondria are known collectively as | cristae |
| Cell sap is stored in areas of plant cells known as | vacuoles |
| Thylakoids are the same as | grana |
| The type of tissue that is specialized to respond to stimuli transmitted by motor nerve cell is | muscle |
| A nonliving matrix is most correctly associated with the type of tissue classified as | connective |
| A type of plant tissue specialized for conducting water and its dissolved materials is | vascular |
| The two strands that make up a chromosome are the | chromatids |
| The red blood cells of birds | do not cycle |
| Passive transport requires | heat energy |
| Examples of passive transport are | diffusion and osmosis |
| Solid particles are engulfed by cells during a process called | phagocytosis |
| Scientists believe that cell shape seems to be related to the _______ of the cell | function |
| Groups of similar cells that work together to do a particular job are designated as | tissues |
| Large organisms have ______ cells than small organism | more |
| The parts of a cell are known as | organelles |
| Passage of materials into and out of the cell is controlled by the | cell membranes |
| Another name for "cell drinking" is | pinocytosis |
| All of the material that is outside of the nucleus and inside of the cell membrane is called | cytoplasm |
| Aside from the nucleus, the _________ is the largest organelle in the cell | mitochodrion |
| Areas in plant cells that store starch and pigment molecules are given the general name of | plastids |
| The food-making process of green plants is known as | photsynthesis |
| The names Schleiden and Schwann are correctly associated with the ___________ theory | cell |
| A type of white blood cell specialiezed to counteract disease organisms that enter the body is the | leucocyte |
| Another name for involuntary muscle is __________ muscle | smooth |
| Tracheids and vessels are best associated with ______ tissues | xylem |
| As a result of mitosis, the daughter cells receive the ________ number of chromosomes | diploid |
| The number of chromosomes in a human skin cell is | 46 |
| Chromosome replication takes place during | yinterphase |
| Ultracentrifugation of tissue cells separates cellular organelles according to | weight |
| Plasmolysis is the shrinking of ________ due to water loss | cytoplasm |
| The sodium/potassium pump forces sodium ions _______ the cell | out of |
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rentoria
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