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BioTriyo

13 results for “microscope”

Topics

Microscopy
Cell Biology

Questions

When a student observes iodine-stained epidermal cells under a light microscope in high power, what are the details he observed?Cell Biology · Animal and Plant Cells & Cell Organelles2mA bacterial cell is observed under a microscope with: Two chromosomes attached to the membrane, A constriction forming at the centre and cytoplasm beginning to divide Which stage of binary fission is this? Justify your answer.Cell Biology · Prokaryotes and Eukaryotes3mWhy is the resolution of a light microscope limited?Cell Biology · Microscopy1mWhy can’t most organelles be seen under a school light microscope?Cell Biology · Microscopy1mExplain why electron microscopes have higher resolution than light microscopes.Cell Biology · Microscopy1mA student cut a piece of onion and placed it on a microscope slide. The student then placed this slide on the stage of a light microscope and looked through the eyepiece. No cells could be seen in the piece of onion. Explain two ways this method could be improved to see details of the onion cells.Cell Biology · Microscopy2mDescribe advantages and disadvantages of electron microscope over light microscope.Cell Biology · Microscopy2mHow would onion epidermal cells look different if they were seen under electron microscope?Cell Biology · Microscopy2mA student found no chloroplasts in potato cells and root hair cells when he observed them under microscope. Why?Cell Biology · Microscopy2mExplain why electron microscopes have higher resolution than light microscopes.Cell Biology · Microscopy2mState two reasons why living cells are difficult to observe clearly under a light microscope.Cell Biology · Microscopy2mDescribe two limitations of light microscopes for studying sub-cellular structures.Cell Biology · Microscopy2m