Even Though a Plant Will Often Have a Large Amount

Multiple Choice

Even though a plant will often have a large amount of stored calcium, how come periodic calcium deficiencies in the soil will lead to odd growth patterns?

A) Calcium stores in the plant are not transportable from one part to the other.
B) Calcium is a necessary neurotransmitter.
C) Plants continually excrete calcium into the soil and this leads to deficiencies.
D) The calcium is concentrated in the growing portions only.
E) none of the above