The CellDeals with the structure, function and behavior of normal cells. |
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Page 94
... ( Courtesy of Dr. Grace Donnelly and Dr. A. H. Sparrow . ) the cell is preparing for division , and it generally occupies about two- thirds of the cell cycle . The cell enters prophase when the chromosomes become visibly distinct as long ...
... ( Courtesy of Dr. Grace Donnelly and Dr. A. H. Sparrow . ) the cell is preparing for division , and it generally occupies about two- thirds of the cell cycle . The cell enters prophase when the chromosomes become visibly distinct as long ...
Page 111
... ( Courtesy of Dr. B. McClintock . ) Figure 8.7 ( right ) Diplotene stage in a spermatocyte of a salamander , Oedipina uniformis . The two chroma- tids of each chromosome are readily visible , as are the chiasmata . The brushlike ...
... ( Courtesy of Dr. B. McClintock . ) Figure 8.7 ( right ) Diplotene stage in a spermatocyte of a salamander , Oedipina uniformis . The two chroma- tids of each chromosome are readily visible , as are the chiasmata . The brushlike ...
Page 132
... ( Courtesy of Dr. Mary E. Rawles . ) of heart protein consists of actin , myosin , and tropomyosin , the pro- teins that are necessary for muscle contraction . Heart myosin , how- ever , is different from leg - muscle myosin and can be ...
... ( Courtesy of Dr. Mary E. Rawles . ) of heart protein consists of actin , myosin , and tropomyosin , the pro- teins that are necessary for muscle contraction . Heart myosin , how- ever , is different from leg - muscle myosin and can be ...
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actin activity algae ameba amino acids anaphase animal cells appear bacteria biology bivalent body cell death cell division cell Figure CELL IN DIVISION cell membrane cell walls cellular cellulose centriole centromeres chemical chloroplast chromatids chromo chromosome number chromosomes collagen COMPARATIVE CYTOLOGY contain Courtesy of Dr cytoplasm diameter differentiation divide Electron micrograph electron microscope embryo energy enzymes example fertilization fibers formation function gametes genes genetic Golgi complex grana growth haploid homologues human interphase kind of cell lamella layers light microscope mature meiosis meiotic division MEMBRANE SYSTEMS metabolic metaphase microvilli mitochondria mitosis molecular molecules muscle cells myosin normal nuclear membrane nucleolus nucleus oocytes organism outer particles plant cells plasma membrane plastids poles prophase protein region replacement ribosomes roottip cells shape showing skin species sperm spindle stage stained STRUCTURE OF CELLS substances surface synthesis telophase tion tissue transplanted tubules vacuole zygote