Define the following terms: a. Cell division b. Protoplasm
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the colourless material comprising the living part of a cell, including the cytoplasm, nucleus, and other organelles is called protoplasm
the division of a cell into two daughter cells with the same genetic material is called cell division
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Cell division
- Genetics Home Reference is a website that provides information on genetics. More information
- Mitosis , meiosis are the two kinds of cell division.
- When people say "cell division," they're usually referring to mitosis, the process of creating new body cells.
- The cell division process that produces egg and sperm cells is known as meiosis.
- Mitosis is a vital part of the life cycle. A cell doubles its whole contents, including its chromosomes, and separates into two identical daughter cells during mitosis.
- The processes of mitosis are meticulously regulated by various genes since this process is so important.
- When mitosis isn't properly controlled, it might lead to health issues including cancer.
- Meiosis, the second kind of cell division, guarantees that each generation of people has the same number of chromosomes.
- To generate sperm and egg cells, a two-step procedure decreases the number of chromosomes from 46 to 23.
Protoplasm
- The cytoplasm and nucleus of a cell are all examples of protoplasm. The word was coined in 1835 to describe the basic element of living matter, which is responsible for all life activities.
- Cells were either pieces or containers of protoplasm, according to proponents of the protoplasm theory.
- The concept's flaw was that it couldn't explain how developed structures within the cell, particularly the nucleus, came to be.
- Today, the word cytoplasm and nucleus is used interchangeably.
- Although the phrase protoplasmic streaming is often used to describe the movement of the cytoplasm, the name protoplasm is relatively controversial in current biology.
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