- Why is a cell like a city?
- What would a lysosome be in a city?
- How does a nucleus work?
- Who has seen nucleolus for the first time?
- What is the nucleolus similar to in everyday life?
- What can the nucleolus be compared to in a city?
- What is a nucleus simple definition?
- What is inside of the nucleolus?
- What is a Centriole like in real life?
- What is a real life example of a vesicle?
- What is a cell nucleus made of?
- Who found the nucleolus?
- What is a real life example of a Golgi body?
- What can cells be compared to?
- What is nucleus similar to?
- What does the nucleolus act like?
- What is a real life example of a lysosome?
- What is a real life example of nucleus?
Why is a cell like a city?
A city border is like a cell membrane because it allows what comes in and out of the city.
The cell membrane is inside the cell wall just like a city border.
Steel grinders are like a cytoskeleton because they are the structure of the city.
Also plumbing can be like the cytoskeleton of the “cell”..
What would a lysosome be in a city?
The lysosomes would be the recycling and waste disposal center in cell city. They have an important role in cells which is to digest things like worn out organelles, bacteria, and food. Each lysosome contains digestive enzymes used to break down food and waste material.
How does a nucleus work?
The nucleus controls and regulates the activities of the cell (e.g., growth and metabolism) and carries the genes, structures that contain the hereditary information. Nucleoli are small bodies often seen within the nucleus. The gel-like matrix in which the nuclear components are suspended is the nucleoplasm.
Who has seen nucleolus for the first time?
Nucleoli observed in HeLa cells (left) and isolated HeLa cell nuclei (right) by differential interference microscopy. (Images courtesy of David L. Spector [left] and Thoru Pederson [right].) The first properly documented accounts of the nucleolus were made independently by Wagner (1835) and Valentin (1836, 1839).
What is the nucleolus similar to in everyday life?
Nucleolus. A real life example would be a cookbook because just like a cookbook shows you how to make food the nucleolus shows the cell how to make ribosomes. A real life example would be a garbage disposal because like the Lysosome the garbage disposal breaks down waste.
What can the nucleolus be compared to in a city?
The nucleolus organizes the cell’s activity just like a mayor does for a city. The nuclear membrane is like a cities border because they control what goes in and out. The golgi body receives, sorts, and sends proteins away just like the post office does with packages.
What is a nucleus simple definition?
The cell nucleus (plural: cell nuclei) contains the cell’s genes and controls the cell’s growth and reproduction. It has a double layered nuclear membrane round it. The nucleus is usually the most prominent organelle in a cell. The nucleus is small and round, and works as the cell’s control center.
What is inside of the nucleolus?
The nucleolus contains DNA, RNA and proteins. It is a ribosome factory. Cells from other species often have multiple nucleoli.
What is a Centriole like in real life?
Analogy: The centrioles of a cell can be compared to a dresser because a dresser keeps our clothes organized just as the centrioles organize cell division. … Golgi Apparatus – Packing Things Up The Golgi apparatus or Golgi complex is found in most cells.
What is a real life example of a vesicle?
Examples of vesicles include secretory vesicles, transport vesicles, synaptic vesicles and lysosomes. Vacuoles are membrane-bound organelles that can have secretory, excretory, and storage functions. They are usually larger than vesicles.
What is a cell nucleus made of?
The nucleus is an organelle found in eukaryotic cells. Inside its fully enclosed nuclear membrane, it contains the majority of the cell’s genetic material. This material is organized as DNA molecules, along with a variety of proteins, to form chromosomes.
Who found the nucleolus?
An Italian scientist named Felice Fontana discovered the nucleolus in eel cells in the year 1774. In 1964, John Gurdon and Donald Brown discovered cell nucleoli in Xenopus laevis (African clawed frog) eggs.
What is a real life example of a Golgi body?
Golgi body can be the secretaries or the assisting managers which supports, checks, modifies and confirms the many tasks before it is passed into the nucleus and other organelles, they also dissiminate information.
What can cells be compared to?
Cells are Like Cars You can compare the windshield and windows to plasma membranes, since they protect the inside of the car from invaders like insects and dirt. Cars need power to drive, and this happens when fuel, converts to energy in the engine, much like mitochondria creating ATP.
What is nucleus similar to?
It houses the DNA, which contains the blueprints for proteins that are used to make chromosomes. The nucleus can be compared to the CEO of a company. A CEO oversees all of the company’s activities and leads the direction in which it will grow, just as a nucleus does for a cell.
What does the nucleolus act like?
The nucleolus is a structure found in the nucleus of cells and it forms around specific chromosomal regions in the nucleus of eukaryotic cells, and is made up of proteins and ribonucleic acids. Its main function is to transcribe ribosomal RNA (rRNA) and combine it with proteins to form incomplete ribosomes.
What is a real life example of a lysosome?
Lysosomes are nicknamed “Cleanup Crews”. Their function within a cell is break down food that the cell can use to destroy older cells. A real-life example of lysosomes in a restaurant is the cleaning staff or busboys.
What is a real life example of nucleus?
An example of a nucleus is the center core of an atom. An example of a nucleus is the fiction department of a book publisher where most of the money is made and which is considered the heart of the publisher’s organization. A central or essential part around which other parts are gathered or grouped; a core.