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Which of these produces blood cells and germ cells at the early stages of fetal development?  Placenta  Allantois  Amnion  Yolk sac CONCEPT Placenta 2 Which set of facts is true f... or vaccines?  They produce active immunity. They are mostly targeted against viruses.  They produce active immunity. They are mostly targeted against bacteria.  They produce passive immunity. They are mostly targeted against viruses.  They produce passive immunity. They are mostly targeted against bacteria. CONCEPT Vaccines 3 Which type of pancreatic cells help to raise blood sugar?  Delta cells  Gamma cells  Beta cells  Alpha cells CONCEPT Pancreatic Hormones 4 What is true about the electron transport chain (ETC)?  A build-up of potassium on the inner membrane of the cell causes a gradient which leads to the production of ATP.  Most ATP is produced during this step of cellular respiration.  Only products from the Krebs cycle are utilized in the electron transport chain.  The electron transport chain takes place in the nucleus of the cell. CONCEPT Electron Transport Chain 5 Multiple sclerosis is brought about by __________.  a viral infection of the meninges  This study source was downloaded by 100000773243632 from CourseHero.com on 03-31-2022 03:55:06 GMT -05:00 the destruction of cells in the basal ganglia https://www.coursehero.com/file/66178032/Sophia-Human-Biology-Final-Milestonedocx/  the gradual breakdown of the myelin sheath of the CNS  a buildup of amyloid protein in the brain CONCEPT Nervous System Health and Disorders 6 How many total chromosomes (autosomes + sex chromosomes) are in a human cell?  46  23  44  22 CONCEPT Structure of DNA and Chromosomes 7 What is "vital capacity?"  The minimum amount of [Show More]

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