molecules from areas of higher concentration to those of lower concentration‚ until there is an even concentration. This movement is random because it is a result of kinetic energy. Diffusion is a slow process‚ but there are many factors that will affect it’s rate. The rate of diffusion will vary depending on the size of the particle. For example‚ a smaller particle will move faster than a large molecule at a given temperature . During reactions‚ when there is more energy‚ the reaction will take place
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How does the Paramecium regulate its water content? The Paramecium regulates its water content through their contractile vacuoles which excrete excess water. The excess water is collected into a contractile vacuole which swells and finally expels water through an opening in the cell membrane. Q 7. How does the Paramecium ingest food particles? Describe the process from detection to ingestion. The Paramecium ingests food particles through its cilia which sweeps the food along with water
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As we look over the month of our class there have been many issues and discussions of globalization and its powerful influence on many issues today. The first topic that we discussed in which I found interesting was the idea of racism and how it has affected many aboriginal communities and there well being. I don’t have any aboriginal blood in me but I think its important to understand that we can all learn something from them. There great respect for the environment and there surroundings
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Everyday teens struggle with the way they look‚ they feel like they aren’t good enough‚ skinny enough‚ or pretty enough. Young girls and women feel insecure about their bodies and physical appearance and often believe they must change their bodies to gain self-esteem. Media creates a negative body image in girls by creating disorders in women‚ showing unrealistic body images‚ and making them feel like they aren’t good enough. Girls will go to extremes to be skinny‚ which may result in harming their
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What I learned in this unit is that the brain is made up of several special parts‚ each of them work in different parts. The brain has many jobs. It controls our spinal cord‚ our central nervous system and our nervous system. The spinal cord carries messages to the brain and also to the nerve cells that carry messages from the brain. Your body senses everything. Like something smashing your toe. You react to it. It all sends itself to the brain and it reacts. The cerebrum‚ controls thinking
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How Technology affects Criminal Psychology Criminal psychologists are people who are‚ by definition‚ experts or professionals in the study of the wills‚ thoughts‚ intentions‚ and reactions of criminals and all that partakes in the criminal behavior. In other words‚ criminal psychologists study the minds and behaviors of offenders. What exactly they do and where they work depends on their employer‚ but it can range from tasks such as helping law enforcement to providing testimony in court and more
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How does cocaine effect the body? Cocaine is a powerful and highly addictive substance. Cocaine hydrochloride remains a Schedule II controlled substance as it has some legal therapeutic applications as a pain reliever and vasoconstrictor‚ useful in association with some medical procedures. In most other cases cocaine is an illegal substance. It can be found in a number of forms such as‚ white powder‚ paste‚ or solidified and rock like‚ referred to as crack cocaine. It can provide a rapid- onset‚
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Sweet Child O’Mine: How Rock Music Shapes the Identity of American Youth The question I will be researching is “How Rock Music Shapes the identity of American youth.” This question stems from curiosity and personal interest in music psychology. I chose this topic because music plays a large part in my everyday life and I am interested in researching the social impact it has on the identity of the youth. Contrary to what others may say‚ I believe that this topic is very important. Understanding what
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also drastically improved the efficiency of those processes. The aim of this essay is to further elaborate the advantages of technologies on human health. Firstly‚ technologies have allowed pharmacists to come up with new medicines. According to the Food & Drug Administration (FDA)‚ there were 22 new approved medicines in 2016‚ and 20 as of May 2017. All of these medicines were invented in laboratories‚
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for cell phones. Among the various forms of digital communication‚ text messaging is the most popular. Teenagers send and receive more text messages than any other age group. Inquiries involving teenagers and texting have displayed that texting affects the literacy for a majority of the teens who text. Studies have identified beneficial and detrimental effects of teen texting. According to studies involving teens‚ texting has had both positive and negative effects on teen literacy. In today’s
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