Assertion (A): Malignant tumours can establish secondary tumours at distant sites. Reason (R): Cells from the primary tumour may invade tissues, enter circulation and colonise other organs. Choose the correct option.
- ABoth Assertion (A) and Reason (R) are true, and Reason (R) is the correct explanation of Assertion (A).
- BBoth Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of Assertion (A).
- CAssertion (A) is true, but Reason (R) is false.
- DAssertion (A) is false, but Reason (R) is true.
✓ Correct answer: A
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