![Slide Of Phloem](http://www.skyline2002.com/cdn/shop/products/S-121-SlideOfPhloem_{width}x.jpg?v=1608721612)
Phloem is the vascular tissue responsible for the transport of sugars from source tissues (ex. photosynthetic leaf cells) to sink tissues (ex. non-photosynthetic root cells or developing flowers). Other molecules such as proteins and mRNAs are also transported throughout the plant via phloem.