The fluid containing mineral salts and water enclosed in a vacuole of a cell is called
Read the following statements and identify the correct options given.
(A) Sap vacuoles - contain digestive enzymes by which nutrients are digested
(B) Contractile vacuoles - take part in osmoregulation and excretion
(C) Food vacuoles - store and concentrate mineral salts as well as nutrients
(D) Air vacuoles - store metabolic gases and help in buoyancy of cells
Heavy water (D2O) is
How do water and mineral salts enter the cell membrane of the root hair?