18 Questions
Every organism starts life as a single ______ which divides and redivides.
cell
Cells get differentiated (specialized) into different types and form ______.
tissues
[Blank] is defined as the smallest structural and functional unit of life.
A cell
The discovery of ______ was first observed by Robert Hooke in 1665.
cell
Robert Brown discovered the ______ in 1831.
nucleus
Rudolf Virchow established that all cells arise from ______.
pre-existing cells
He observed dead cells which resembled honeycomb like structures in ______.
cork
He called these boxes as ______.
cell
He published what he observed under microscope in his book ______.
Micrographia
Antony Van Leeuwenhoek was the first one to observe living cells in ______ water.
pond
J.E.Purkinje used the term ______ to describe the living matter present inside the cell.
protoplasm
Rudolf Virchow was a German ______.
pathologist
What is the process by which cells become specialized for different functions?
Differentiation
What is the term used to describe the living matter present inside the cell?
Protoplasm
What was observed by Robert Hooke in the cork under the microscope?
Honeycomb-like structures
Who was the first to observe living cells?
Antony Van Leeuwenhoek
What is the fundamental concept established by Rudolf Virchow?
Omnis cellula e cellula
In what type of water did Antony Van Leeuwenhoek observe living cells?
Pond water
Study Notes
Cell-Structure and Function
- Every organism starts life as a single cell, which divides and redivides to form tissues and eventually, organs.
- Cells are the smallest structural and functional unit of life, visible only with a microscope.
Discovery of Cell
- Robert Hooke (1665) observed dead cells resembling honeycomb-like structures in cork, and termed them as "cells".
- Antony Van Leeuwenhoek (1674) was the first to observe living cells in pond water.
- Robert Brown (1831) discovered the nucleus.
- J.E.Purkinje (1839) coined the term "protoplasm" to describe the living matter present inside cells.
- Rudolf Virchow (1855) established that all cells arise from pre-existing cells, stating "omnis cellula e cellula".
Cell-Structure and Function
- Every organism starts life as a single cell, which divides and redivides to form tissues and eventually, organs.
- Cells are the smallest structural and functional unit of life, visible only with a microscope.
Discovery of Cell
- Robert Hooke (1665) observed dead cells resembling honeycomb-like structures in cork, and termed them as "cells".
- Antony Van Leeuwenhoek (1674) was the first to observe living cells in pond water.
- Robert Brown (1831) discovered the nucleus.
- J.E.Purkinje (1839) coined the term "protoplasm" to describe the living matter present inside cells.
- Rudolf Virchow (1855) established that all cells arise from pre-existing cells, stating "omnis cellula e cellula".
Cell-Structure and Function
- Every organism starts life as a single cell, which divides and redivides to form tissues and eventually, organs.
- Cells are the smallest structural and functional unit of life, visible only with a microscope.
Discovery of Cell
- Robert Hooke (1665) observed dead cells resembling honeycomb-like structures in cork, and termed them as "cells".
- Antony Van Leeuwenhoek (1674) was the first to observe living cells in pond water.
- Robert Brown (1831) discovered the nucleus.
- J.E.Purkinje (1839) coined the term "protoplasm" to describe the living matter present inside cells.
- Rudolf Virchow (1855) established that all cells arise from pre-existing cells, stating "omnis cellula e cellula".
Introduction to the basics of cells, their structure, and function. Learn about the discovery of cells and how they form tissues and organs.
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