Log In | Register

Item RH048001: 100% of a son's body cells contain some DNA from his mother.

In sexually reproducing organisms, such as humans, which of the following is TRUE about how many of a son’s body cells (any cell in the body except a sex cell) contain DNA from his mother?

  1. A little less than 50% of a son’s body cells contain some DNA from his mother.
  2. 50% of a son’s body cells contain some DNA from his mother.
  3. A little more than 50% of a son’s body cells contain some DNA from his mother.
  4. 100% of a son’s body cells contain some DNA from his mother.
Distribution of responses
Answer Choice
Overall
Grades
Gender
Primary Language
 
n = 1443
6–8
n = 962
9–12
n = 481
Male
n = 684
Female
n = 734
English
n = 1245
Other
n = 159
A. 22% 26% 14% 23% 20% 22% 19%
B. 47% 45% 50% 45% 50% 47% 45%
C. 16% 17% 14% 17% 15% 15% 21%
D. 15% 12% 22% 15% 15% 16% 15%