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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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garysgirl20 garysgirl20
wrote...
Posts: 476
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6 years ago
With implantation into the uterus, the period of the _____ begins..
 
  a. blastula
  b. embryo
  c. fetus
  d. zygote

Question 2

About _____ of all fertilized ova are successfully implanted in the uterus.
 
  a. one-fifth
  b. one-fourth
  c. one-third
  d. one-half

Question 3

About _____ percent of recognized pregnancies end in miscarriage.
 
  a. 3 to 5
  b. 8 to 30
  c. 33 to 50
  d. 52 to 63
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Replies
wrote...
#1
6 years ago
Answer to q. 1

b

Answer to q. 2

d

Answer to q. 3

b
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