Cell and it's Structure
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“New cells arise from pre-existing cells” was given byMarks:1
In 1855, one more point was added by Virchow to the cell theory, i.e., new cells arise from pre-existing cells. Hence, cells reproduce by dividing to give rise to new cells.
Vacuoles are larger inMarks:1
Explanation:The vacuoles occupy a large space in plant cell. Vacuoles are essentially enclosed compartments, which are filled with water containing inorganic and organic molecules.
In human body, longest cell is aMarks:1
Explanation:Neuron or nerve cell is the longest cell in an animal body. Neuron can measure to about 1 metre in length. It consists of the dendrites, cell body and the axon.
The part of the cell that controls all activities of the cell isMarks:1
Explanation:Nucleus is a membrane-enclosed organelle found in eukaryotic cells. It contains most of the cell's genetic material, organised as the multiple long linear DNA molecules associated with proteins.
Smallest cell in size observed in bacteria isMarks:1
Explanation:Mycoplasma is the smallest cell having size of 0.1micron (ten thousandth part of a millimeter).