Question

Which of the following compounds can only be made by a plant if it has access to
magnesium ions?​

Answer 1

Answer:

Therefore, without sufficient amounts of magnesium, plants begin to degrade the chlorophyll in the old leaves. This causes the main symptom of magnesium deficiency, interveinal chlorosis, or yellowing between leaf veins, which stay green, giving the leaves a marbled appearance.

Answer 2

Answer:

Magnesium deficiency appears on older leaves first as they become yellow between the veins and around the edges. Purple, red, or brown may also appear on the leaves. Eventually, if left unchecked, the leaf and the plant will die

Explanation: I know that the ANS which i've given is completely opposite but I can say that the correct answer is CHLOROPHYLL