Biology · Plant Transport Mechanisms
Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): Simultaneous bidirectional transport of organic solutes can occur in different sieve tubes of the same phloem tissue. Reason (R): Each sieve tube operates as an independent pressure-driven unit based on individual source-sink relationships. Choose the correct answer from the options given below:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Both A and R are true and R is the correct explanation of A✓
- 2Both A and R are true but R is NOT the correct explanation of A
- 3A is true, but R is false
- 4A is false, but R is true
Correct answer
Both A and R are true and R is the correct explanation of A
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