Which of these statements is NOT true? 1-Collenchyma cells are responsible for storage of food.

2-Collenchyma cells provide flexibility to the plant.

3- Sclereids and fibers are types of sclerenchyma cells that provide support.

4- Sclereids are irregular in shape and shorter than fibers.

where is the scientific experiment?

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called