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Home Q & A Board Science-Related Homework Help Psychology Developmental Psychology
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Ag566 Ag566
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6 years ago
Approximately 1 in _____ infants is born with only one sex chromosome.
 
  500
  150
  100
  20

Question 2

Genetic disorders that are dominant are:
 
  never expressed.
  always expressed.
  usually hidden.
  frequently expressed.

Question 3

What are the chances that a 44-year-old woman will carry a fetus with Down Syndrome?
 
  1 in 16
  1 in 20
  1 in 67
  1 in 200

Question 4

Children with Down syndrome are generally:
 
  antisocial.
  so mentally retarded that they need to live in an institution.
  deaf.
  slower to develop mentally than other children.

Question 5

The most common extra-chromosome condition that results in a surviving child is:
 
  cystic fibrosis.
  Down syndrome.
  hemophilia.
  Huntington disease.

Question 6

Most zygotes with serious chromosomal problems
 
  are born prematurely.
  do not begin to develop or are aborted spontaneously.
  are stillborn.
  are born after a full-term pregnancy.
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berrytartsberrytarts
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6 years ago
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Ag566 Author
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6 years ago
Helped a lot
Kstan109
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Yesterday
Thanks
kc123
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2 hours ago
Just got PERFECT on my quiz
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