Biological Importance of Magnesium and Calcium

What are the uses of calcium and magnesium in human body?

What are the biological importance of magnesium?

What percent of magnesium is found in chlorophyll of plants?

An adult body contains about $25 \mathrm{g}$ of $\mathrm{Mg}$ and $12 \mathrm{g}$ of $\mathrm{Ca}$ compared with only $5 \mathrm{g}$ of iron and $0.06 \mathrm{g}$ of copper.

Recall the amount of magnesium and calcium present in human body compared to other metals.

An adult body contains about $25 \mathrm{g}$ of $\mathrm{Mg}$ and $1200 \mathrm{g}$ of $\mathrm{Ca}$ compared with only _____ of iron and $0.06 \mathrm{g}$ of copper.

An adult body contains about how many grams of calcium?

Assertion: Barium is not required for normal biological function in human.
Reason: Barium does not show variable oxidation state.

Cotyledons are also called-

Enzymes that utilize ATP in phosphate transfer require an alkaline earth metal (M) as the cofactor. M is

Which of the following statements is false?

Which of the following statements is false ?