Item RH035004: A new skin cell of a cow contains the same number of chromosomes as the existing skin cells.

A skin cell from a cow contains 60 chromosomes. How many chromosomes are found in new skin cells that develop as the cow grows?

  1. 30
  2. 60
  3. 90
  4. 120

Distribution of Responses

Chart showing distrubtion of responses for Item RH035004

Percent of students responding correctly

Grades 6–833%
Grades 9–1256%
Primary Language is English43%
Primary Language is not English40%

View data table