Which characteristic is shared by 95% of the animals on Earth? a)asymmetry
b)breathe air
c)radial symmetry
d)bilateral symmetry

11. gene12. allele13. crossing over14. linked15. gene16. x17. males, femalesapologies if numbers are out of order.

What's the yellow wallpaper?

Ibelieve its b but u might have to

Mitochondria produce atp, a high energy compound. atp is used for all sorts of enzyme-mediated reactions, such as making proteins/nucleotides/etc, certain compounds cross the cell membrane, muscles move, etc.  without this source of energy, a cell will die. it will not be able to repair itself, defend against pathogens, etc.