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Worksheetsthe fundamental unit of life
Total questions: 10
Worksheet time: 6mins
Which of the following is only present in plant cell?
Cell membrane
Cell wall
ribosomes
Lysosomes
Which type of biological macromolecule is the main component of the plasma membrane?
carbohydrate
lipid
protein
nucleic acid
The longest cell in human body is
Red blood cell
Nerve cell
Muscle cell
Fat cell
Rudolph Virchow said that
All organisms are made of cells
Cell is the basic unit of life
New cells come from pre-existing cells
None of the above
Define plasma membrane
lipid that helps minimize effects of temperature
only on the outer surface of the plasma membrane and are attached to proteins or lipids; form distinctive cellular markers
flexible boundary of a cell that separates a cell from its surroundings
may extend partway into the plasma membrane, cross the membrane entirely, or be loosely attached to its inside or outside face
The term protoplasm was coined by
Robert Brown
M J Schleiden
Theodore Schwann
Purkinje
First living cell was observed by
Antoin von Leeuwenhoek
Robert Hooke
Rudolph Virchow
Robert Brown
The cell membrane is mostly made of what?
Membrane-spanning Proteins
Surface Proteins
Phospholipids
Carbohydrates
The cell membrane is _______________ permeable.
selectively
somewhat
physically
ionically
