The cell - SS1 Biology Past Questions and Answers - page 1
_________ is the basic structural and functional unit of all living organisms
egg
cytoplasm
cell
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_________ separates the internal cellular components from the external environment.
lysosomes
cell membrane
vacuoles
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__________ is referred to as the control center of the cell.
nucleus
cell wall
mitochondria
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Who was the first scientist to coin the term ‘cell’?
Robert Hooke
Rudolf Virchow
Antonie van Leeuwenhoek
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Which of the following is a principle of cell theory
Cells are the basic units of structure and function
All living organisms are composed of cells
all the above
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A _________ is a scientific instrument used to observe and magnify small objects or structures that are not visible to the naked eye
voltmeter
thermometer
1. telescope
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Paramecium exists in what form?
independent single-celled organism
a colony
a filament
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1. What is the difference between light and electron microscopes?
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1. State the organelles of a cell; indicate if it is unique to plants, animals, or both; and their functions in a tabular form.
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