The correct answer to this question is the Formation of cell walls. Cellulose was first discovered in 1838 by Anselme Payen. The discovery came about when he separated the cellulose from plant matter. From there, he determined the chemical formula of the cellulose. Out of all the organic compounds that are on Earth, cellulose is the most common one.
Cellulose is also a type of fiber. ...
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There are three things that help with any blood clotting that may occur in the human body. The first is platelets. It is a cell that is found in the blood. The bone marrow produces the platelets, and they are extremely large. There are a lot of platelets, and there can be as much as 1,500,000 through—4,000,000 in one drop of blood.
The second thing that helps a blood clot is ...
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One of the most common questions that people have is how life began. The answer will depend on what you believe in. One thing is certain is that life dates back to millions of years ago. However, there are fossils that show that Earth could have been around billions of years ago. It is hard to get an accurate date because there is not much evidence to give an exact date.
From there, ...
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Interrupt, and polling are two types of processes. These processes happen in devices. During polling, the microcomputer checks to see for messages or requests. The messages and requests that they look for will be related to any external logic circuits that are need of in repair.
This happens occasionally. If the process discovers something that needs to be fixed, then the ...
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Melting and dissolving are two processes. These are two words that are often used interchangeably. However, they should not be because there are many differences between them. Melting is a process where a substance changes its state from a solid one to a liquid one. An example of this processing is when is ice melts down into the water. This is normally done when the heat is exposed to the ...
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Observation and interference are both related to the environment. Observation is related to collecting information about the environment. It can also be collecting information about a thing or a person. Overall, observation is to look closely at the environment and to examine activities of the environment. To observe is to use the five senses, such as hearing and seeing, and using this to ...
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You may have never heard of the words bolus or chyme before, but they are both actions that you have certainly performed in your life. Bolus refers to food that is in your mouth that has been mashed. From there, the food will reach the stomach. Then, the stomach will digest it. When this food is digested, then it is called chyme.
Along with the actions, another difference between them ...
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Centrosome and centrioles are both parts of the cell. They are both needed for cell division. In regards to their shape, centrioles are cylindrical. They are made of tubulin protein and they can be found in the eukaryotic cells. When they are found, they are found in pairs. Centrioles are related to centrosomes because centrosomes are made up of two centrioles.
Another difference ...
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Both the center of gravity and the centroid are related to planes. The center of gravity is the place where all sides of the object or system are perfectly balanced. The center of gravity can be in not only an object but the solar system and the human body.
An example of an object that has a center of gravity is the center of a seesaw. This is because, in this space, the wood is ...
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Baking powder and yeast are two types of ingredients that are used in baking. They are both used as a raising agent in baking. One of the key differences between them is what is included in them. Baking powder is made of a weak acid, soda, and carbonate. Yeast is made of a single cell.
When it comes to baking, they also work differently. Baking powder is used to raise the dough. Most ...
4 Answers