Research regarding sexual orientation suggests that homosexuality is
a. purely genetic.
b. completely caused by biological factors.
c. based on learning and choice only.
d. influenced by biological/genetic, psychological, and social factors.
Question 2
The largest difference in sexual behavior for men versus women is that
a. men are more likely to be accepting of homosexuality.
b. women are more likely to be accepting of homosexuality.
c. men are more likely to masturbate.
d. women are more likely to masturbate.
A simplified genetic linkage map
The form and orientation of desert plants reduces heat gain from the environment and facilitates coo
Research Methods
Nutrition-related research findings are often lead stories in newspapers, magazines, and on websites
Gamete genotype frequencies calculated from genetic linkage data
Example of a genetic pedigree of the autosomal dominant disease Marfan syndrome