Podcast
Questions and Answers
Who is credited with the discovery of cells when observing a piece of cork under the microscope?
Who is credited with the discovery of cells when observing a piece of cork under the microscope?
- Robert Hooke (correct)
- Louis Pasteur
- Theodor Schwann
- Matthias Schleiden
According to cell theory, what are living organisms made up of?
According to cell theory, what are living organisms made up of?
- Fungi
- Organs
- Cells (correct)
- Bacteria
What did Matthias Schleiden and Theodor Schwann discover while studying cells of both animals and plants?
What did Matthias Schleiden and Theodor Schwann discover while studying cells of both animals and plants?
- No differences between the two types of cells
- Significant differences between the two types of cells (correct)
- Existence of viruses in cells
- Absence of cells in plants
What is the basic unit of structure in all living organisms according to cell theory?
What is the basic unit of structure in all living organisms according to cell theory?
What is one of the key principles of cell theory regarding the origin of cells?
What is one of the key principles of cell theory regarding the origin of cells?
Which non-cellular entities do some biologists consider as living organisms, challenging the universal application of cell theory to all forms of life?
Which non-cellular entities do some biologists consider as living organisms, challenging the universal application of cell theory to all forms of life?
Who is credited with the invention of the microscope?
Who is credited with the invention of the microscope?
What did Robert Hooke name the tiny pores he discovered in cork under the microscope?
What did Robert Hooke name the tiny pores he discovered in cork under the microscope?
Who made changes to the lenses used in microscopes, leading to improvements in optical quality?
Who made changes to the lenses used in microscopes, leading to improvements in optical quality?
What did Anton van Leeuwenhoek use to achieve a magnification of 270x in his unique microscope?
What did Anton van Leeuwenhoek use to achieve a magnification of 270x in his unique microscope?
Which type of microscope made it possible to view objects smaller than optical wavelengths?
Which type of microscope made it possible to view objects smaller than optical wavelengths?
What did Romans discover about objects under glass in the first century BC?
What did Romans discover about objects under glass in the first century BC?
In what century did the expanded use of lenses in eyeglasses contribute to the wider spread use of simple microscopes?
In what century did the expanded use of lenses in eyeglasses contribute to the wider spread use of simple microscopes?
{{Following Hooke's discovery}}, what did others use for examining specimens with directly transmitted light?
{{Following Hooke's discovery}}, what did others use for examining specimens with directly transmitted light?
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