SC EXSC 223 - ch3 (22 pages)

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ch3



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ch3

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Pages:
22
School:
University Of South Carolina-Columbia
Course:
Exsc 223 - Anatomy/physiology I
Anatomy/physiology I Documents

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SHORT ANSWER Write the word or phrase that best completes each statement or answers the question Figure 3 1 Using Figure 3 1 match the following 1 Produces ATP aerobically 1 2 Site of enzymatic breakdown of phagocytized material 2 3 Packages proteins for insertion in the cell membrane or for exocytosis 3 4 Site of synthesis of lipid and steroid molecules 4 5 Forms the mitotic spindle 5 6 Replicate for cell division 6 7 Source of cell autolysis 7 1 Figure 3 2 Using Figure 3 2 match the following 8 Nonpolar region of phospholipid 8 9 Glycocalyx 9 10 Polar region of phospholipid 10 11 Peripheral protein 11 12 Integral protein 12 13 Identification tags for the cell 13 14 Hydrophilic portion 14 MATCHING Choose the item in column 2 that best matches each item in column 1 Match the following 15 Forms part of the protein synthesis site in the cytoplasm A Synthetase enzymes 15 B Transfer RNA 16 Act as interpreter molecules that recognize specific amino acids and nucleotide base sequences 16 C Ribosomal RNA 17 Attaches the correct amino acid to its transfer RNA 17 2 18 Provides the energy needed for synthesis reactions A Messenger RNA 18 B Ribosomal RNA 19 Found in the cytoplasm this structure specifies the exact sequence of amino acids of the protein to be made 19 C ATP 20 May be attached to the ER or scattered in the cytoplasm Match the following 21 Chromosomes decoil to form chromatin 20 A Anaphase 21 B Late prophase 22 Chromosomal centromeres split and chromosomes migrate to opposite ends of the cell 23 Nuclear membrane and nucleolus disintegrate 22 C Metaphase D Telophase 23 E Early prophase 24 Chromosomes align on the spindle equator 24 25 Centrioles move to opposite ends of the cell 25 Match the following 26 Plays a role in the synthesis of steroid based hormones and proteins A Ribosomes 26 B Nucleoli 27 The actual site of protein synthesis 27 C Nucleus 28 Hollow cytoskeletal elements that act as organizers for the cytoskeleton 29 Dense spherical bodies in the nucleus



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