Answer:b)lubricating surfaces
Explanation:took it on edge hope this helped
A nervous system because worms don't have nerves
In general, the term organelle is used for the small structures within a cell.
Describe how phloem is affected if the leaves start to die off. (3 points) The phloem is effected by the deprivation of water from the disease of the tree, as a result the metabolism of the plant will shift down ward causing the phloem to decrease due to the dying of the leaves.