When Thea was two years old, she frequently cried when her mother left her home with the baby-sitter. Now that she is three, Thea no longer shows this separation distress, probably because she is no longer attached to her mother.
Indicate whether the statement is true or false
Question 2
Monique's doctor suspects that she may be further into her pregnancy than originally estimated. To help determine the approximate age of the fetus, Monique's doctor is likely to use
a. amniocentesis. c. ultrasonography.
b. teratology. d. chorionic villus sampling.
Left Brain, Right Brain
(a) The site of Zhoukoudian outside of Beijing, China, spans several hundred thousand years and (b)
Mask of an iyoba (queen mother), probably Idia, Court of Benin, Nigeria.
Structures of human DNA polymerase g (left) and T7 phage DNA polymerase (right) holoenzymes
Charlie Stone wants to retire in 30 years, and he wants to have an annuity of $1000 a year for ...