According to the article Take a Whiff about mate choice and body odor
If an organism has two different versions of the same gene, one version on one member of a chromosome pair and one version on the other, the organism is said to be ____for that location: (a) immuno-compromised
(b) unadapted
(c) MHC positive
(d) heterozygous
D
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What did research by Gorchaff, John, and Helson reveal about the relationship between having children and marital satisfaction?
a. Marital satisfaction increases with each additional child born. b. Marital satisfaction increases with the birth of children and decreases when the children leave home. c. Marital satisfaction declines with the birth of children and rises when the children leave home. d. The joy of having children overrides any affect on marital satisfaction.
What is the largest single preventable cause of premature death in the United States?
A) crack cocaine abuse B) cigarette smoking C) caffeine intoxication D) opiate exhilaration