ch3 - SHORT ANSWER. Write the word or phrase that best...

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Unformatted text preview: 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. 16) Act as "interpreter" molecules that recognize specific amino acids and nucleotide base sequences. 17) Attaches the correct amino acid to its transfer RNA. A) Synthetase enzymes B) Transfer RNA C) Ribosomal RNA 15) 16) 17) 2 18) Provides the energy needed for synthesis reactions. 19) Found in the cytoplasm, this structure specifies the exact sequence of amino acids of the protein to be made. 20) May be attached to the ER or scattered in the cytoplasm. A) Messenger RNA B) Ribosomal RNA C) ATP 18) 19) 20) Match the following: 21) Chromosomes decoil to form chromatin. 22) Chromosomal centromeres split and chromosomes migrate to opposite ends of the cell. 23) Nuclear membrane and nucleolus disintegrate. 24) Chromosomes align on the spindle equator. 25) Centrioles move to opposite ends of the cell. A) Anaphase B) Late prophase C) Metaphase D) Telophase E) Early prophase 21) 22) 23) 24) 25) Match the following: 26) Plays a role in the synthesis of steroid- based hormones and proteins. 27) The actual site of protein synthesis. 28) Hollow cytoskeletal elements that act as organizers for the cytoskeleton. 29) Dense spherical bodies in the nucleus that are the synthesis site for ribosomal RNA. 30) Houses DNA and RNA. A) Ribosomes B) Nucleoli C) Nucleus D) Endoplasmic reticulum E) Microtubules 26) 27) 28) 29) 30) 3 Match the following: 31) Help prevent molecules from passing through the extracellular space between adjacent cells. 32) Type of anchoring junction. 33) Communicating junction. 34) Present in electrically excitable tissues. 35) Abundant in tissues subjected to great mechanical stress. A) Tight junctions B) Gap junctions C) Desmosomes 31) 32) 33) 34) 35) TRUE/FALSE. Write 'T' if the statement is true and 'F' if the statement is false. 36) Each daughter cell resulting from mitotic cell division has exactly as many chromosomes as the parent cell....
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ch3 - SHORT ANSWER. Write the word or phrase that best...

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