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National Science Standards

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BENCHMARK 3 - Revised May, 2003.

CRITICAL OBJECTIVES - The Students will be able to:

• Identify the five characteristics of living things.
• Create a well designed experiment.
• Compare the capabilities of a compound scope, a TEM and an SEM.
• Distinguish between magnification and resolution.
• Use a compound microscope
• State the three concepts that make up the cell theory.
• Describe the fluid mosaic model of a cell membrane.
• Describe how a cell maintains a balance with its environment.
• Describe the structure and function of all of the cellular organelles.
• Explain what is happening at each stage in a diagram of the cell cycle.
• Diagram and explain the six stages of mitosis.
• Compare and contrast cell division in plant and animal cells.
• State the purpose of a meiotic cell division in sexual reproduction.
• Diagram and explain the stages of meiosis I and meiosis II in their proper order.
• Compare and contrast mitosis and meiosis.
• Describe the function of each part of a seed
• Explain the function of each flowers part.