Zoology-Drug Abuse
NEET Zoology Drug Abuse Assertion Reason Question
Type: Assertion Reason-assertion-Easy-Class 12
Assertion (A): In cancer cells, there is a breakdown of regulatory mechanisms controlling cell growth and differentiation. | Reason (R): Cancer cells lose the property of contact inhibition, leading to the formation of tumors.
A
Both A and R are true, and R is the correct explanation of A.
B
Both A and R are true, but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false but R is true.
Correct Answer
Option A
Detailed Explanation
The NCERT context states that cancer cells lose contact inhibition, which contributes to uncontrolled cell growth and tumor formation, explaining the breakdown of regulatory mechanisms.
Found an issue with this question?