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Author Question: A single egg contributes __________ to the developing zygote. a. XX b. X c. Y d. ... (Read 43 times)

bobbysung

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on: Jun 22, 2018
A single egg contributes __________ to the developing zygote.
 
  a. XX
  b. X
  c. Y
  d. XY

Question 2

The hormone ____________ is involved in the maternal bond to her pups.
 
  a. progesterone
  b. estradiol
  c. prolactin
  d. oxytocin


Natalie4ever

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

Answer: B

Answer to Question 2

Answer: D


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