Zoology-Cancer
NEET Zoology Cancer MCQ Question
Type: MCQ-conceptual-Easy-Class 12
Which combination of statements about cancer and immunity is correct?
A
Cancer cells lose contact inhibition and are regulated by normal immune responses.
B
Benign tumors do not spread, while malignant tumors are invasive, and active immunity takes time to develop.
C
Cancerous cells stop dividing uncontrollably due to immune response, and passive immunity is immediate.
D
Tumors can be benign or malignant, and graft rejection occurs due to lack of tissue matching.
Correct Answer
Option B
Detailed Explanation
Benign tumors do not invade surrounding tissues, while malignant tumors can spread. Active immunity is indeed slow to develop, which aligns with the description of immune responses.
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