Table of Contents
- 1 Why is protoplasm important to us?
- 2 Who is the scientist of protoplasm?
- 3 Why protoplasm is the physical basis of life?
- 4 What is protoplasm theory?
- 5 What two scientists are responsible for the word protoplasm?
- 6 What are the properties of protoplasm?
- 7 What is protoplasm and physical basis of life?
- 8 How are protoplast generated?
- 9 What is the definition of protoplasm in science?
- 10 Which is the second element in the makeup of protoplasm?
- 11 When did Hugo von Mohl use the word protoplasm?
Why is protoplasm important to us?
What is the primary function of protoplasm? Protoplasm contains the genetic material of a cell. It also controls the activity of the cell.
Who is the scientist of protoplasm?
In the year 1835, The Dujardin first discovered the protoplasm and he was named as “sarcode”. J.E. Purkinje (1839) – first introduced/coined the term ‘Protoplasm’.
What is the role of protoplasm theory in cytological studies?
It is found that the “protoplasmic theory,” not the “cell theory,” was the key 19th-century construct that drove the study of the structure-and-function of living cells and set the course for the development of modern cell biology.
Why protoplasm is the physical basis of life?
protoplasm is known as physical basis of life because it is a combination of nucleoplasm and cytoplasm which make it a skeletal support for cell and the physical activity of cell is depend on it so bot he cytoplasm and nucleoplam deals with it…
What is protoplasm theory?
According to the protoplasmic theory given by Max Schultze, all the living matter, of which the plants and animals are formed, is formed from the protoplasm. He also defined a cell in terms of protoplasm as ‘a mass of protoplasm with or without a cell wall’.
How does protoplasm occur in plants?
In plant cells the protoplast, or living material of the cell, contains one or more vacuoles, which are vesicles containing aqueous cell sap. Plant cells are also surrounded by a relatively tough but elastic wall. Water entering the vacuole by osmosis (i.e., movement of water across a membrane from…
What two scientists are responsible for the word protoplasm?
Dujardin (1835) – discovered the protoplasm and named as “sarcode”. J.E. Purkinje (1839) – first introduced the term ‘Protoplasm’.
What are the properties of protoplasm?
The protoplasm is a living substance and it has following biological properties:
- Irritability: The irritability is the fundamental and inherent property of protoplasm.
- Conductivity:
- Movement:
- Metabolism:
- Nutrition:
- Respiration:
- Excretion:
- Growth:
What is protoplasm and its function?
what is the function of protoplasm? Protoplasm contains the genetic material of a cell. It also controls the activity of the cell. The first component of the protoplasm is the cytoplasm, which in eukaryotes exists between the cell membrane and the nucleus.
What is protoplasm and physical basis of life?
According to Huxley, the protoplasm is physical basis of life. Inside the cell wall of living cell, the living substance is known as protoplasm. The protoplasm is a thick fluid or jelly like substance.
How are protoplast generated?
Protoplasts can be generated by stripping the cell wall from plant, bacterial, or fungal cells by mechanical, chemical or enzymatic means. Protoplasts differ from spheroplasts in that their cell wall has been completely removed. Spheroplasts retain part of their cell wall.
What is protoplasm name the scientist who gave the term protoplasm?
J.E. Purkinje (1839) – first introduced the term ‘Protoplasm’.
What is the definition of protoplasm in science?
Protoplasm Definition. Protoplasm is defined as the organic and inorganic substances that constitute the living the nucleus, cytoplasm, plastids and mitochondria of the cell. Read on to explore what is protoplasm, components of protoplasm and its important functions.
Which is the second element in the makeup of protoplasm?
The fact that it’s liquid also means that substances can travel within a cell and be transported to other cells easily. The second element in the makeup of protoplasm is the nucleus. It contains the genetic material of a cell or organism. It also plays a role in controlling the activity of the cell.
Is the protoplasm devoid of the cell wall?
Protoplasts are isolated cells devoid of the cell wall. It is bounded by plasmalemma. On the contrary, protoplasm is a complex, translucent substance that contains living matter of plants and animals. 5.
When did Hugo von Mohl use the word protoplasm?
In living organisms, the protoplasm consists of around 75–80 percent water Hugo von Mohl first used the word “protoplasm” in 1846 to describe the substance in plant cells besides the cell wall, the cell nucleus and the vacuole In general, the word protoplasm is used to refer to the living parts of a cell.