A group of researchers exposed experimental animals to severe trauma over a course of several months. The animals were sacrificed so that the researchers could examine the animals for evidence of any changes in the brain.
What are they likely to find?
a) enlarged pons
b) enlarged basal ganglia
c) reduced size of the frontal lobes
d) reduced size of the hippocampus
Question 2
Which of the individuals exhibits behavior that seems to fit with the diagnosis of nontranssexual gender identity disorder?
a) Bob who is homosexual
b) Dan who has experienced temporary, pre-pubertal distress concerning his sexual orientation
c) Eileen who feels discomfort concerning her biological sex and is preoccupied with getting rid of her sex characteristics
d) Felicia who feels discomfort about her assigned sex, although she is not preoccupied with getting rid of her sex characteristics
ABO Blood Group
Severe contact dermatitis.
A Recently Discovered Member of the Local Group
The M81 Group
Ascaris. (Sinclair Stammers/Science Photo Library/Photo Researchers, Inc.)
Curved spines make cocklebur (Xanthium) fruits stick to the fur of animals (and clothing of humans)