It is estimated that half of all conceptions have too many or too few chromosomes. According to the text, what happens to most of the zygotes that are formed in these situations?
a. They are spontaneously aborted.
b. They result in neonates with birth defects.
c. They result in twins.
d. They have no problems.
A
Psychology
You might also like to view...
A boy who is 6 years old has just tested at a mental age of 5. What would his IQ be, using Terman's formula for deriving this number?
a. 83 b. 100 c. 125 d. It is impossible to determine from the given information.
Psychology
What are the common causes of depressed mood?
a. conflict with friends and family members b. conflict with friends and family members, disappointment in love c. conflict with friends and family members, disappointment in love, poor academic performance. d. conflict with friends and family members, disappointment in love, poor academic performance, substance use
Psychology