Exocytosis – Definition, Types, Steps, Examples
Exocytosis is a type of process, in which involves the movement of materials from the inside of a cell to the exterior of the cell by the use of energy.
Exocytosis is a type of process, in which involves the movement of materials from the inside of a cell to the exterior of the cell by the use of energy.
Metaphase is a stage of the cell cycle that occurs in both mitosis and meiosis cell division. During this stage, individual chromosomes cannot be observed in the cell nucleus.
The cytoplasm, a highly viscous substance (gel-like) that is enclosed within the cell membrane. It is composed of water (about 85%), proteins (10-15%), lipids (2-4%) and nucleic acids, inorganic salts, and polysaccharides in smaller amounts. Depending on the cell’s configuration, cytoplasm might also contain occasional inclusions (e.g. stored nutrients and pigments).
Animals, fungi and protists are composed of at least one eukaryotic cell. However archaea and bacteria are composed of only one prokaryotic cell. Plant cells differ from cells belonging to other organisms due to their cell walls, chloroplasts and the central vacuole.
Stroma, as a term in botany, refers to the transparent fluid that surrounds the grana inside the chloroplast. In the stroma, there are the grana (stacks of the thylakoid) and sub-organelles, or daughter cells in which photosynthesis begins prior to the chemical reactions being completed within the stroma.
Membranes are made up composed of proteins, carbohydrates, and lipids that are held together with the help of binding forces.
In the previous article we learned about cell structure and functions. Now in this article we will learn about Prokaryotic and eukaryotic cells. Introduction Hey, if I told you, that you are surrounded by 100 trillion bacterial cells, would you believe? Yes, If you look closer than you will find trillions of bacterial cells on … Read more
A cell is like the tiny building block that makes up all living things, from plants and animals to bacteria. Imagine it as a microscopic bag filled with stuff that keeps life going. Every cell has a thin outer layer called a membrane, which holds everything inside and controls what goes in or out. Inside, … Read more
Bacterial transformation is a process wherein bacteria naturally modify their genetic makeup by incorporating foreign genetic material into their own genome. This phenomena has significant ramifications for health care, agriculture, and environmental science and has evolved into a fundamental genetic engineering tool. Scientists can create life-saving medications, alter crops for improved features, and speed up … Read more
What is Bacterial Growth Curve? Definition of Bacterial Growth Curve The bacterial growth curve is a graphical representation of the different phases of bacterial growth over time, including the lag phase, log phase, stationary phase, and death phase. Binary Fission of Bacteria – Understand the Bacterial Growth Requirements for Bacterial Growth Chemical or Nutrient Requirement … Read more
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