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Biology Fall Final

Biology 1 Semester Final (81211)

QuestionAnswer
Theory A set of related hypotheses that have been tested and confirmed many times.
CHLOROPLASTS Chlorophyll-containing cell organelles found in cells of green plants and some poroitst; capture light energy from the sun, whic is converted to chemical energy in food molecules.
ATP The main energy currency of cells.
PROKARYOTES Cells which lack a nucleus and other internal organelles.
CILIA Hairlike structures that protrude from the surface of some eukaryotic cells which can provide movement or move substances.
MICROFILAMENTS Thin, solid protein fibers that provide structural support for eukaryotic cells.
MITOCHONDRIA An organelle that harvests energy fornm organic compounds to make ATP.
VESICLE Small, membrane-bound sac that transports substances in cells.
CELL WALL A structure in plant cells surrounding the cell membrane that supports and protects the cell.
ORGANELLE A structure that carries out specific activities in the cell.
NUCLEUS The organelle which houses the cell's DNA.
EUKARYOTE An organism whose cells have a nucleus.
GOLGI APPARATUS Set of flattened, membrane-bound sacs that serves as the packaging and distribution center of the cell.
FLAGELLA Long, threadlike structues that protrude from a cell's surface and enable movement.
LYSOSOMES Small spherical organelles that contain the cell's digestive enzymes.
ENDOPLASMIC RETICULUM Extensive system of internal membranes that move proteins and other substances through the cell.
CELL MEMBRANE A structure that encloses the cytoplasm and separates it from the cells surroundings.
CENTRAL VACUOLE A large membrane-bound space that stores water and may contain many other substances.
RIBOSOMES Cellular structures on which proteins are made.
CYTOSKELETON Cytoplasmic network of protein filaments that play an essential role in cell movement, shape, and division.
MAGNIFICATION The ability to make an image appear larger than its actual size.
RESOLUTION The measure of the clarity of an image.
CYTOPLASM The interior of a cell.
Robert Hooke? Published Micrographia in 1665
Antony van Leeuwenhoek? The first to see bacteria and microorganisms
Hans & Zacharias Janssen Invented the compound microscope?
Created by: slitvak
 

 



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