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Author Question: Who demonstrated that negative feedback mechanisms controlled the fecundity of birds? a. David ... (Read 64 times)

ashley

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on: Jun 19, 2018
Who demonstrated that negative feedback mechanisms controlled the fecundity of birds?
 
  a. David Lack c. R. L. Stevenson b. Charles Darwin d. Thomas Malthus

Question 2

When did some thirty nations agree to the Universal Declaration of Human Rights?
 
  a. 1946 c. 1967 b. 1957 d. 1976


emilymalinowski12

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Reply #1 on: Jun 19, 2018
Answer to Question 1

ANS: A
David Lack demonstrated that negative feedback mechanisms controlled the fecundity of birds.



Answer to Question 2

ANS: C
In 1967 some thirty nations agreed to the Universal Declaration of Human Rights.



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