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Author Question: Billy is a four-year-old boy. He has trouble walking and running like other children his age, and he ... (Read 149 times)

SAVANNAHHOOPER23

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on: Jun 22, 2018
Billy is a four-year-old boy. He has trouble walking and running like other children his age, and he sleeps through most of the day. He is diagnosed with multiple sclerosis. Billy's condition is the result of _____.
 
  A) the abnormal lengths of the axons
  B) a disruption in his myelin sheaths
  C) the presence of an extra copy of chromosome 21
  D) a disruption in his rapid eye movement sleep

Question 2

Fertility in both genders increases as early adulthood progresses.
 
  Indicate whether the statement is true or false


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kilada

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Reply #1 on: Jun 22, 2018
Answer to Question 1

B

Answer to Question 2

False


SAVANNAHHOOPER23

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Reply 2 on: Jun 22, 2018
:D TYSM

nothere

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Reply 3 on: Yesterday
Excellent

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