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claudiawong05 claudiawong05
wrote...
Posts: 508
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6 years ago
Which commonly used group of chemicals suppresses testosterone secretion?
 
  a. phthalates
  b. chlorine bleaches
  c. PCBs
  d. food dyes
  e. artificial flavors

Question 2

If a chloroplast in a protist has four membranes, it arose from:
 
  a. primary endosymbiosis
  b. secondary endosymbiosis
  c. tertiary endosymbiosis
  d. protist cell fusion
  e. protist organelle replication
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Replies
wrote...
6 years ago
Answer to q. 1

a

Answer to q. 2

b
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