The table shows concordance for height between monozygotic and dizygotic twin pairs from birth to the age of eight years. A concordance of 1 indicates that the twins are identical in height. Concordance for height between Age monozygotic twin pairs dizygotic twin pairs of the same sex Birth 3 months 6 months 12 months 24 months 0.62 0.79 0.78 0.72 0.80 0.67 0.86 0.89 0.66 0.54 years 0.93 0.56 5 years 0.94 0.51 8 years 0.94 0.49 (a) If height were entirely genetically controlled, what concordance would you expect between monozygotic twin pairs? Explain your answer. (b) Does data for eight-year-old twins suggest that height is largely controlled by genetic factors? Explain you answer.
The table shows concordance for height between monozygotic and dizygotic twin pairs from birth to the age of eight years. A concordance of 1 indicates that the twins are identical in height. Concordance for height between Age monozygotic twin pairs dizygotic twin pairs of the same sex Birth 3 months 6 months 12 months 24 months 0.62 0.79 0.78 0.72 0.80 0.67 0.86 0.89 0.66 0.54 years 0.93 0.56 5 years 0.94 0.51 8 years 0.94 0.49 (a) If height were entirely genetically controlled, what concordance would you expect between monozygotic twin pairs? Explain your answer. (b) Does data for eight-year-old twins suggest that height is largely controlled by genetic factors? Explain you answer.
Chapter16: Adult And Pediatric Dosages Based On Body Surface Area
Section: Chapter Questions
Problem 4.4P
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Question
![The table shows concordance for height between monozygotic and dizygotic twin pairs from
birth to the age of eight years. A concordance of 1 indicates that the twins are identical in height.
Concordance for height between
Age
monozygotic twin pairs dizygotic twin pairs of the same
sex
Birth
3 months
6 months
12 months
24 months
3
0.62
0.79
0.78
0.72
0.80
0.67
0.66
0.54
0.86
0.89
0.93
0.56
years
5
years
0.94
0.51
8 years
0.94
0.49
(a) If height were entirely genetically controlled, what concordance would you expect between
monozygotic twin pairs? Explain your answer.
(b) Does data for eight-year-old twins suggest that height is largely controlled by genetic
factors? Explain you answer.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa34aee04-534a-4ef6-b5ae-3fc03ee4d945%2F71dbc48b-b42d-46ad-a389-61fa04a744f8%2Fkbzer4_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The table shows concordance for height between monozygotic and dizygotic twin pairs from
birth to the age of eight years. A concordance of 1 indicates that the twins are identical in height.
Concordance for height between
Age
monozygotic twin pairs dizygotic twin pairs of the same
sex
Birth
3 months
6 months
12 months
24 months
3
0.62
0.79
0.78
0.72
0.80
0.67
0.66
0.54
0.86
0.89
0.93
0.56
years
5
years
0.94
0.51
8 years
0.94
0.49
(a) If height were entirely genetically controlled, what concordance would you expect between
monozygotic twin pairs? Explain your answer.
(b) Does data for eight-year-old twins suggest that height is largely controlled by genetic
factors? Explain you answer.
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