Biology

Q. An element present in middle lamella is : Calcium Sodium Potassium Iron

Q. Tonoplast, a differentially permeable membrane surrounds : Vacuole Nucleus Lysosome Cytoplasm

Q. Membrane is most abundant in a cell? Plasma membrane Golgi membrane Nuclear membrane ER membrane

Q. Small particles projecting from inner surface of cristae and inner mitochondrial membrane are : Microsomes Oxysomes Myeloid bodies Informosomes