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Hemoglobins

AP biology Exam 1990

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AP EXams1990 AP BIOLOGY Answers: Last Page Three hours are allotted for this examination: 1 hour and 30 minutes for Section I, which consists of multiple-choice questions; and 1 hour and 30 minutes for Section II, which consists of essay questions. Section I is printed in this examination booklet; Section II, in a separate booklet. SECTION I Time- 1 hour and 30 minutes Number of questions ? 120 Percent of total grade ? 60 This examination contains 120 multiple-choice questions. Following this examination there are 12 multiple-choice questions regarding your preparation for this exam.? Please be careful to fill in only the ovals that are preceded by numbers 1 through 132 on your answer sheet. General Instructions

Sickle Cell Anemia PPT

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By: 2/15/2011 Period: 1 HbS disease Hemoglobin S disease Sickle cell disease (SCD) Sickle cell disorder Genetic disorder Recessive Chromosome 11 If both parents are carriers 25% but if one parent has the disease the chance of getting it rises to 50% Low blood count Random pains (particularly in abdomen) Dactylitis (swelling of hands or feet) seizures extreme paleness Increasing fatigue shortness of breath or trouble breathing numbness or tingling severe headaches or dizziness painful erection (males only) Inability to move body parts Changes in vision slurring of speech Delayed puberty/growth Ulcers Whiteness in eyes All 50 states test newborns for the sickle cell trait, during newborn screening.
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