Answer:
If it helps, the answer is Mutualism (let me know if it is for some reason incorrect)
Answer:
The phloem carries important sugars, organic compounds, and minerals around a plant. Sap within the phloem simply travels by diffusion between cells and works its way from leaves down to the roots with help from gravity. The phloem is made from cells called 'sieve-tube members' and 'companion cells'.
Answer:
A mistaken change in DNA sequencing or coding that could be harmful, not noticed or beneficial
Hope this helps!