9.18.08 THEORIES OF AGING

9.18.08 THEORIES OF AGING - THEORIES OF AGING Click to edit...

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Click to edit Master subtitle style 11/4/09 THEORIES OF AGING 09/18/2008
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11/4/09 THEORY: SEEKS TO ORGANIZE AND EXPLAIN INFORMATION FROM RESEARCH WHY DO WE AGE? CAN WE INTERVENE?
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11/4/09 AGING THEORIES GENETIC ROLE IS EVIDENT ENVIRONMENTAL INFLUENCE IS LIKELY
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11/4/09 PRIMARY VS SECONDARY AGING PRIMARY GRADUAL, INEVITABLE, UNIVERSAL RESULT OF BASIC BIOLOGICAL FACTORS SECONDARY RESULT OF DISEASE, ABUSE, DISUSE NOT INEVITABLE MAY RESULT FROM ENVIRONMENTAL EVENTS
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11/4/09 PROGRAMMED VS UNPROGRAMMED THEORIES PROGRAMMED: FOLLOW PREDETERMINED PLAN UNPROGRAMMED: PREDETERMINED PLAN DOES NOT EXIST
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11/4/09 PROGRAMMED BIOLOGICAL CLOCK THEORY HAYFLICK LIMIT: LIMIT ON NUMBER OF TIMES A CELL CAN DIVIDE HUMANS~ 50 CELLS THEN DETERIORATE AND DIE TELOMERES: LENGTHS OF REPEATING DNA AT TIPS OF CELLS SHORTEN WITH EACH CELL DIVISION APPEAR TO SERVE AS “TIME KEEPERS” FOR
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11/4/09 PROGRAMMED EVOLUTION THEORY NATURAL SELECTION FOCUS GENES ARE PROGRAMMED TO ENABLE HUMANS TO LIVE LONG ENOUGH TO REPRODUCE
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9.18.08 THEORIES OF AGING - THEORIES OF AGING Click to edit...

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