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ARC Bio Chapter 1

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Cell Membrane   thin layer that surrounds the cell and keeps it together and control the substances passing in and out of the cell  
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sexual reproductrion   form of reproduction by joining of a male a d female reproductive cells  
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DNA   complex chemical that contains information about every part of an organism  
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mitochondria   been shaped organelle that breaks down suugar to produce energy  
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chloroplast   kind of organelle in plant cell that contains chlorophyl enabling the plant to make its own food  
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nucleus   control center of the cell which directs all cell activity  
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chromosones   structure in the cell that provides instructions for all activities and traits of a cell and organism  
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nuclear membrane   membrane surrounding the nucleus controlloing what materials pass into and out of the cell  
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Punnett Square   checkerboard type diagram used to find the possible combinations of factors in the offspring of 2 parents  
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cytoplasm   watery jelly-like substance that fills a cell and contains the other cell parts  
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cell wall   the stiff outer layer that protects a plant cell and gives it shape  
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vacuoles   storage space in the cell enclosed by a membrane  
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meiosis   process that forms reproductive cell with half the chromosones  
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recessive   relating to a factor not shown when of a pair is dominant  
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mitosis   process of cell division that produces new body cells with complete sets of chromosones  
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body   physical structure or material substance  
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cells   the basic building block of all living things  
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traits   a distinguishing feature  
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offspring   children of particular parents  
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dominant   factor determing the trait that is shown  
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sperm   male reproductive cell  
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egg   female reproductive cell  
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genes   section of DNA controlling specific cell activities and the characteristics of every cell  
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Created by: gpc1313