The ________, expressed as a whole number, is the proportion of men to women in a country or group.
A) sex ratio
B) marriage quotient
C) demographic slide
D) marriage opportunity index
Question 2
Which of the following is true of personal classified advertisements?
A) They first appeared in newspapers in the early 1700s.
B) They involve hiring a professional matchmaker who provides marriage brokerage.
C) During 1700s, they were a socially accepted means to find a mate.
D) They are an emerging trend of finding partners.
The heme group
The Local Group
Avogadro's number calculation
Average Number of Days per Year with Thunderstorms
Which of the following is the most reasonable estimate of the number of characters (typed ...
Number of cells in the brain