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diamonddiva007 diamonddiva007
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6 years ago
If blood calcium ion concentration declines, ____ is released.
 
  a. thyroid hormone
  b. insulin
  c. glucagon
  d. parathyroid hormone
  e. calcitonin

Question 2

What is one characteristic that archaea and eukaryotes share?
 
  a. horizontal gene transfer
  b. chemoautotrophs
  c. organize DNA around histone proteins
  d. multiple plasmids
  e. similar cell wall components
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wrote...
6 years ago
Answer to q. 1

d

Answer to q. 2

c
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