Loading of phloem is related to

The loading and unloading of food (phloem sep) to and from the sieve tube cells is

oldest phloem is

oldest phloem is

oldest phloem is

Phloem is made of

Assertion :- Mass movement in the phloem is due to loading of sucrose. Reason:- Sucrose loading in phloem leads to creation of water potential gradient.

Assertion : In phloem loading , food is transported to sink. Reason : Food is transported from source to sink.

During secondary growth of dicot stem, the growth of the phloem rays in relation to vascular cambium is

During secondary growth of dicot stem, the growth of the phloem rays in relation to vascular cambium is