Mini - assignments for biological rhythms 1. Outline what we mean by an endogenous pacemaker (3) Endogenous rhythms are rhythms that aren’t imposed by the environment but generated from within the organism. Since many of our biological cycles follow an approximation 24-hour rhythm‚ even in the absence of external stimuli‚ it follows that there must be some kind of internal biological clock. 2. What is the name given to external events that play a role in rhythmic activities? Give
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Biological weapons include any organism (such as bacteria‚ viruses‚ or fungi) or toxin found in nature that can be used to kill or injure a person. The history of biological weapons starts back way before many people realize. Biological weapons have quite a few advantages and disadvantages. Biological weapons have been used as agents of terror and will continue to be used as such. Biological weapons are extremely dangerous and shouldn’t be used because they have the potential to wipe out entire
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professional issue? This article is basically a guide line of information for researchers and students‚ who have issues with understanding the cognitive process‚ how these methods interfere or contribute with our daily lives. The main purpose of this article is to explain how the Cognitive methods and Cognitive theories is bidirectional. Cognitive methods now being used in social-psychological research is what is being describe in this volume. Some methods that are poplar is social psychology
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Cognitive development may progress gradually or through a series of stages. Against this background‚ critically evaluate Piaget’s stage theory and its related evidence. What is cognitive development? Cognitive development is the process of acquiring intelligence and increasingly advanced thought and problem solving ability from infancy to adulthood. Piaget ’s theory of cognitive development is an inclusive theory about the nature and development of human intelligence first developed by Jean
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With the aid of specific examples‚ describe the concept of a hierarchy of biological organization. What is meant by the phrase‚ "The whole is greater than the sum of its parts?" Understanding the range of life on the planet we call Earth. This magnificent planet is full of living organisms everywhere you look. As cells build upon each other in the structure of life‚ they create the different forms known as emergent properties. From the tiniest cells‚ the beautiful colors of the fungi to the
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information from around them‚ using the data to develop perception and thinking skills. Cognitive development refers to how a person perceives‚ thinks‚ and gains understanding of his or her world through the interaction of genetic and learned factors. Among the areas of cognitive development are information processing‚ intelligence ‚ reasoning‚ language development ‚ and memory. Historically‚ the cognitive development of children has been studied in a variety of ways. The oldest is through intelligence
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Outline and evaluate the biological approach to psychopathology (8 marks) The biological approach is all to do with the neuroanatomy (brain structure)‚ biochemistry (hormones) and viral infections and genes. It is a reductionist view as it does not look at childhood conflicts (psychodynamic) does not look at cognitive (mind). Genetic inheritance is one‚ this is when your genes are passed on from your parents to the child. It is normally studied on monozygotic twins‚ this is because they have the
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What is Psychosocial Development? Erik Erikson’s theory of psychosocial development is one of thebest-known theories of personality in psychology. Much like Sigmund Freud‚ Erikson believed that personality develops in a series of stages. Unlike Freud’s theory of psychosexual stages‚ Erikson’s theory describes the impact of social experience across the whole lifespan. One of the main elements of Erikson’s psychosocial stage theory is the development of ego identity. Ego identity is the conscious sense
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The biomedical explanation of mental illness is widely promoted in society to reduce stigma by promoting the biological causes of mental diseases which can be treated with pharmaceutical interventions‚ however increasing research has found that this explanation of mental illness is not only failing‚ but stigma is in fact worsening. The1950’s saw the introduction of a number of pharmaceutical treatments that seemed to reduce the effects of mental illness. The foundations of the biomedical parigdam
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Biological Membranes Lipid Membranes • Receptors‚ detecting the signals from outside: Light Odorant Taste Chemicals A Hormones Neurotransmitters Drugs • Channels‚ gates and pumps • Electric/chemical potential Neurophysiology Energy • Energy transduction: Photosynthesis Oxidative phosphorylation • • • • • • Structure Function Composition Physicochemical properties Self-assembly Molecular models highly selective permeability barrier Internal membranes for organelles Bilayer Permeability
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