Which of the following has not been linked to intensive dating in adolescents less than 12 years of age?
A) Increased use of alcohol and drugs
B) Increased self-esteem
C) Increased risk of sexual activity
D) Increased superficiality
Question 2
Nikoleta is a 14-year-old high school student who has been dating heavily for about a year. She and her current boyfriend go out at least twice every week and spend as much time together as they can. Nikoleta is probably
A) more mature than other girls her age.
B) more achievement-oriented in school than other girls her age.
C) more likely to be depressed than other girls her age.
D) less likely to engage in sexual activity than other girls her age.
Linked alleles tend to be inherited together
For linked genes, recombinant frequencies are less than 50 percent
Levallois points and flakes from Kapthurin, Kenya date to between 200,000 and 280,000 years ago.
Linked versus unlinked genes
Population age 65 and over and age 85 and over, selected years 1900-2008 and projected 2010-2050.
Tracing numbers and alphabets by nat 3 years old