Meiosis I Prophase I: - nuclear membrane dissolves * centrioles move to poles * spindle fibres forming * DNA has been replicated and forms chromosomes made of 2 identical chromatids * Homologous chromosomes line up to form a bivalent‚ 2 chromosomes or 4 chromatids (TETRAD)‚ this process is called SYNAPSIS * Where chromatids overlap is called a CHIASMATA‚ and it allows for CROSSING OVER of genetic information between chromosomes Metaphase I: - homologous chromosomes
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Erickson’s Eight Stages of Social-Emotional Development Rukiya Kelly Strayer University Abstract This paper will present an overview of the developmental tasks involved in the social and emotional development of children and teenagers which continues into adulthood. The presentation is based on the Eight Stages of Development developed by psychiatrist‚ Erik Erikson in 1956. According to Erickson‚ humans move through eight stages of psychosocial development during our lives. Each stage centers around
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Use of Symbolism in Hawthorne ’s The House of the Seven Gables In the novel The House of the Seven Gables‚ Hawthorne portrays Alice Pyncheon as a unique and compelling character‚ placing her in contrast with a story full of greed‚ lies and betrayal. Hawthorne reveals her fantastic character to us in numerous uses of symbolism throughout the novel. By painting a picture of a gentle yet proud woman‚ Hawthorne chooses to represent Alice ’s impressive characteristics using images that come up repeatedly
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There are four stages of sleep‚ stage 1 occurs when the person decides it’s time to fall asleep. Initially in stage 1 alpha waves start waxing and waning bursts of 8-12 Hz’s EEG. This is when we are alert at our wake fullness. Stage one sleep RRG is low voltage but high frequency signal. As the stages progress into stage 2 there’s a gradual increase in EEG voltage and decrease in EEG frequency. Stage 2 has a higher amplitude and lower frequency and also has two wave forms‚ k complexes and sleep spindles
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The procedure provided was used with only one change and one correction. The procedure calls for 3 or 4 drops of water to dissolve the dye on the M&M candies but 7 drops were used for each pair of candies because there wasn’t enough water in 4 drops to efficiently dissolve the dyes; the YouTube video for this step from the procedure also showed an application of about 7 drops. The traced solvent front line in this case was not a straight line but a curve with a maximum on 3.2in and minimum on 2.48in
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were four main stages in which children pass during cognitive development. The sensorimotor stage lasts for the first two years of a child ’s life‚ and learning primarily occurs through their senses. The child will also develop object permanence. The pre-operational stage is where a child ’s thinking becomes more dominated by observation and perception. In this stage‚ a child develops the ability to decentre‚ and conservation will follow this development. The concrete operational stage is where children
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The Different Stages of Childhood Development Many people today don’t know much about the stages or milestones the children around them go through. There are three different age ranges that come into play when talking about children: infancy‚ early and middle childhood‚ and adolescence. All throughout childhood children go through physical growth and mental growth. The first stage of childhood is infancy. Infancy ranges from birth to about two years of age. As stated by Global Post‚ during this
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Early childhood follows the infancy stage and begins with toddlerhood when the child begins speaking or taking steps independently. While toddlerhood ends around age three when the child becomes less dependent on parental assistance for basic needs‚ early childhood continues approximately through years seven or eight. According to the National Association for the Education of Young Children‚ early childhood spans the human life from birth to age eight. At this stage children are learning through observing
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Seven Steps of Project Planning April Willochell Project Management Every project is an opportunity to produce something new‚ to make a real difference. You can introduce change‚ increase productivity‚ enhance capabilities of your company or of a client or build new relationships. Seven steps are essential to success in organizations that simultaneously manage multiple initiatives. Effectiveness begins with good pre-project planning plus an understanding of what a project is and what can be
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All the World’s a Stage All the world’s a stage‚ And all the men and women merely players; They have their exits and their entrances‚ And one man in his time plays many parts‚ His acts being seven ages. At first‚ the infant‚ Mewling and puking in the nurse’s arms. Then the whining schoolboy‚ with his satchel And shining morning face‚ creeping like snail Unwillingly to school. And then the lover‚ Sighing like furnace‚ with a woeful ballad Made to his mistress’ eyebrow. Then a soldier‚
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