What are major requirements for translocation of sucrose from leaves to sieve tubes of phloem tissue?

Energy

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Companion cells

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Both A and B

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Transpiration pull

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Solution

The correct option is C
Both A and B

Sugars like sucrose and others are translocated from mesophyll cells of leaves to sieve tubes using ATP. This is assisted by companion cells of phloem.

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Similar questions

Q. Assertion: Translocation of sucrose through phloem is a passive process.

Reason: Sucrose is pumped from leaves to sieve tubes at the expense of ATP.

Q. During phloem transportation sugar is moved in form of sucrose in to the companion cells and them into the living phloem sieve tube cells by -

Q. Assertion :Death of companion cell leads to the death of sieve cells also. Reason: Both companion and sieve are phloem cells.

Sucrose enters a phloem sieve-tube cell because of:

Both phloem sieve tube cells and xylem vessel cells are derived from same kind of precursor cells but at maturity they are different. What feature is unique to phloem sieve tube cells?

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What are major requirements for translocation of sucrose from leaves to sieve tubes of phloem tissue?

The correct option is C Both A and B Sugars like sucrose and others are translocated from mesophyll cells of leaves to sieve tubes using ATP. This is assisted by companion cells of phloem.

The correct option is C
Both A and B

Sugars like sucrose and others are translocated from mesophyll cells of leaves to sieve tubes using ATP. This is assisted by companion cells of phloem.