Sexism in English Essay

712 Words Jun 23rd, 2013 3 Pages
Laboratory Report 2
Student: Ian Lee Pepito
Lab Section: 1
The Cell
Cell Structure
Nucleus a. Control center of the cell
Cell Membrane b. Controls passage of materials into and out of the cell
Chromosome c. Filaments of DNA and protein
Chloroplast (Plastids) d. Sites of photosynthesis
Cell wall e. Cellulose structure supporting plant cell
Cytoplasm f. Substance in which organelles are embedded
Mitochondria g. Sites of cellular respiration
Nucleolus h. Composed of RNA and protein
Vacuole i. Occupies greatest volume in mature plant cells
Nuclear Envelope j. Separates the nucleus from the cytoplasm
Endoplasmic Reticulum k. Forms channels for intracellular movement of materials
Lysosomes l. Sacs of powerful digestive
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Determine the average width and length of three cells in the upper layer. (in mm)
Nuclei: 0.5 mm, Cell wall: 0.8 mm, and Cytoplasm: 0.4 mm h. Draw a spine cell. Label the nucleus, cytoplasm, vacuole, and cell wall.

Human Epithelial Cells
a. List the structures in the Hydrilla cell that are not present in the human epithelial cell. Hydrilla has chloroplasts and cellulose cell walls and a large central sap vacuole.
b. Are epithelial cells thinner or thicker than Hydrilla cells?
Epithelial cells are thicker than Hydrilla cells
c. Determine the average width and length of three cells (in mm)
Chloroplast: 0.5 mm, cell wall: 1mm and vacuole: 0.8mm
Liver Cells
Liver cells and visible structures
a. Does the organism exhibit all characteristics of living organism?
Yes, well, the basic characteristics of all living things are: contains DNA (genetic material), metabolism and reproduction. Amoeba does all. b. Is the cell membrane of the organism rigid or flexible?
Tissues observed in the earthworm
a. Unicellular Organism Any living being consisting of a single cell. Most are invisible without a microscope but a few, such as the giant amoeba, may be visible to the naked eye. The main groups of unicellular organisms are bacteria, archaea, protozoa, unicellular algae, and unicellular fungi or yeasts. Some become disease-causing agents (pathogens). b. Colonial Organism A

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