Author Question: The ____ houses the blood vessels that join the embryo and its mother. a. umbilical cord b. ... (Read 257 times)

shofmannx20

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The ____ houses the blood vessels that join the embryo and its mother.
 
  a. umbilical cord
  b. amnion
 c. germ disc
 d. mesoderm

Question 2

Which best describes the paternal investment theory of puberty?
 
  a. Moms have the greatest impact on the timing of early puberty, and having a highly involved mom appears to delay its onset.
  b. Moms have the greatest impact on the timing of early puberty, and having a highly involved mom appears to accelerate its onset.
  c. Dads have the greatest impact on the timing of early puberty, and having a highly involved dad appears to delay its onset.
  d. Dads have the greatest impact on the timing of early puberty, and having a highly involved dad appears to accelerate its onset.



jaymee143

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Answer to Question 1

a

Answer to Question 2

c



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