Which of the following is considered to be a human vestigial (unused) structure? A. Eyebrow
B. Appendix
C. Pelvis
D. Chromosomes

Appendix

Explanation:

Though new evidence has shown that our  Appendix might not be so useless, we still generally consider it vestigial in school textbooks & by word of mouth.

Have a nice April Fool's lol.

cancer   is   essentially   uncontrolled   mitosis   of specialized cells

the cells uses some of the atoms of the glucose molecules to atp molecules. the atoms of the glucose molecules will then be converted into energy which will be eventually stored in atp. the energy produced which are stored in atp are coming from the glucose’s chemical bonds.