The cells that have already undergone meiosis will only have half of the available chromosomes. They will also only contain ¼ of the DNA that cells that have not undergone meiosis will have. Meiosis will continue to reshuffle the genes which means that there will be some differences when it comes to offspring.
This is one of the reasons why people will not look exactly alike. ...
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Some people would have different defense mechanisms whenever they are encountering something that they are not used to. Some defense mechanisms are considered to be intellectual because they are adaptive. This means that through the defense mechanisms, people can adapt to what they are going through.
There are also defense mechanisms that are considered to be maladaptive. This means ...
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Peripheral protein is something that you can only find in the phospholipid bilayer's inner and outer surface. When you say integral protein, you mean to say that this is something that can be found in the whole bilayer. Peripheral proteins are sometimes considered to be loosely bound only at the surface of the protein.
When it comes to their membranes, the definition can be the same ...
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Selective permeability means that this will allow some molecules to pass. When you say selective permeability, you mean to say that this is a type of cell membrane that will allow some molecules to go in and out of the cell. It will be able to differentiate the different types of molecules so that it will know which molecules it will allow passing and which ones they do not like.
The ...
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There are a lot of people who are familiar with biology, but they have no idea how to define it. Biology comes from two Greek words. The first word is “bios,” which stands for life. And the other word is “logos,” which means study.
Biology is known to be the study of life and the different organisms that can be found on earth. This means that everything that is ...
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Species A will be the predator while species B will be considered as prey. A predator is a type of organism that will eat other organisms. The prey, on the other hand, is the type of food that the predator eats. For example, if you would go in the wild, you would consider the lion as the predator.
They are looking for food that they need for themselves and their offspring. The prey ...
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You may want to get to know the advantages and disadvantages of mitosis but it will be useful to know what this is. Mitosis is known as one of the cell processes that are in charge of creating identical copies of the cells that we already have in our body or the “original cells.” Mitosis is going to be helpful for the development and growth of the cells. This is also going to be ...
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The controlled variable for this is going to be “the number of times that the gum will be chewed.” When you are doing an experiment, the controlled variable is going to be important. This is the variable that will be constant throughout the whole experiment.
In this example, the number of times that the gum will be chewed is the controlled variable because those who are ...
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The tooth can be considered as a sensory organ. This is considered to be one of the strongest organs in the body because it will be able to tear through different types of items. The tooth has an outside portion which is called the enamel. This is the hardest tissue that you can find in the human body right now.
This contributes a lot to the tooth’s overall strength. Take note ...
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The different organs are grouped together in what are called organ systems. One example of the organ system is the circulatory system. The circulatory system will be in charge of making sure that the different parts of the body will be properly supplied with oxygen.
The organs that are part of this system will have their own tasks. Most people are familiar with the heart as the organ ...
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