Question 1 of 10
In a cell, the two strands of a double helix of DNA do not unwind as expected,
which causes DNA replication to be blocked. What is most likely
dysfunctional in this cell?
A. Okazaki fragments
B. Helicase
C. DNA polymerasel
D. RNA primer
SUBMIT

Respuesta :

It’s not RNA primer or DNA polymerase I got it wrong twice

it’s B; helicase.

just took the quiz.