Which of the following is a valid statement relating to research concerning genetic influence on cognitive abilities?
A) Fraternal twins have higher correlations on scores of cognitive functioning than do monozygotic twins.
B) Different types of cognitive abilities are influenced to the same extent by genetics.
C) For general cognitive ability, heritability decreases with age.
D) Meta-analyses of variance in IQ scores among twins suggest that 50% of the variance can be explained by genetic differences.
Correct Answer:
Verified
Q53: Briefly summarize the findings on the link
Q54: general, older adults are more emotionally _
Q55: Which of the following persons is most
Q56: A newspaper reporter asks you for a
Q57: Socioemotional selectivity theory provides an explanation for
A)
Q59: What explanation(s) can you offer for the
Q60: Which of the following is TRUE regarding
Q61: Why would researchers get dramatically differing scores
Q62: If you were going to give advice
Q63: Many studies show that better-educated adults retain
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents