2. Biological Classification Classification The process of grouping living organisms into convenient categories based on simple characters is known as classification. 1. Two kingdom classification Carolus Linnaeus divided all living things into two kingdoms- Plantae and Animalia. 2. Five kingdom classification R.H. Whittaker divided all living things into five kingdoms- Monera‚ Protista‚ Fungi‚ Plantae‚ and Animalia. The main criteria for classification included o cell structure o thallus
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1. Introduction Ageing is the accumulation of changes in an organism or object over time and is usually mainly seen as a biological process‚ however there are many other factors that can affect the ageing process such as the psychosocial and behavioral factors. These influence heavily on the aged person and the life they live. If any of these components of aging are neglected or ignored then person couldn’t possibly sustain a healthy standard of living. 2. Effects Of Ageing- Psychosocial
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Stem Cell Research Adult stem cell research is providing opportunities to treat people with a various diseases and conditions. In 2010‚ a man’s ankle refused to heal so the doctor took bone marrow from the man’s pelvic bone with a needle‚ condensed it to about four teaspoons of rich red liquid‚ and injected that into his ankle. Four months later‚ the ankle was healed! Adult stem cells are found in all tissues of the growing human being and‚ according to latest reports‚ also have the potential
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Two biological processes which control our stress response involve the hypothalamus and the autonomic nervous system. When a human is under threat‚ the sympathetic branch of the automatic nervous system becomes active and sends a signal to the adrenal medulla. Similarly‚ when the body is no longer under threat‚ the parasympathetic branch sends the body into a more relaxed state. Therefore‚ the human body will automatically react when the body is under threat or stressed and then help itself go back
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Biological Approach to Depression The biological approach is based on the idea that depression has a physical or organic cause. One explanation suggests that some people are simply more genetically inclined to develop depression‚ as Hecimovic suggested that it was caused by a mutation in the 5-HTT gene‚ which was responsible for coding for serotonin production‚ and that this mutation is inherited. Family studies‚ twin studies and adoption studies have all helped support the role of genetics in
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determining whether identical twins’ personalities are nature- or nurture-oriented is an example of basic research. Terminology A theory (in psychology) is an idea that explains some aspect of human behavior and psychology. Theories give psychologists material for new‚ testable hypotheses. A theory may be supported or disproved through many research studies based on that theory. A hypothesis is an idea that explains the relationship between two specific variables. A variable is an element that can
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Conflict Theory‚ Karl Marx‚ and The Communist Manifesto In order to understand Marx a few terms need to be defined. The first is Bourgeoisie; these are the Capitalists and they are the employers of wage laborers‚ and the owners of the means of production. The means of production includes the physical instruments of production such as the machines‚ and tools‚ as well as the methods of working (skills‚ division of labor). The Proletariat is the class of wage-laborers‚ they do not have their own
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Conflict theory is a sociological perspective that Karl Marx wrote about and researched tremendously. Karl Marx was a German sociologist who was very interested in economics and politics and how they affected society. He came from a wealthy family‚ which gave him many advantages to get educated. He believed society was not a whole‚ instead was divided into groups based on class. He created Marxism which was about class inequality and the conflict between the classes. This created a theory called
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The biological approach has shown to be one of the most scientific perspectives in psychology. When explaining human behaviour‚ the biological approach focuses on the role of genes‚ inheritance and biological processes‚ claiming that these are the things which determine behaviour. Additionally‚ the nervous system also plays an important role in explaining human behaviour. The biological approach arose out of attempts to understand two major issues: the relationship between the mind and body‚ and
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There are four major theories that have a lot to say about mental health‚ Conflict theory‚ Structural Functionalism‚ and Symbolic Interactionism. Conflict Theory (Karl Marx) states that social conflict is the basis of society and social change. In order for social change conflict must arise. Structural-Functionalist Theory‚ also known as the dominant theoretical perspective in sociology‚ says that society is a whole even
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