Which of the following statements concerning double covalent bonds is correct? They are found only in molecules that contain S or O.
S
They are found only in molecules that contain a coordinate covalent bond.
They occur on y between atoms containing 4 valence electrons.
They involve tie sharing of 2 electron pairs.
t​

they involve tie sharing of 2 electrons pairs.

10 years is the answer

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?