The right answer for the question that is being asked and shown above is that: "all of the above." Echolocation is an adaptation bats use to hunt insects in flight; locate flowering plants; <span>find warm places for hibernation</span>
The stability of atoms depends on whether or not their outer-most shell is filled with electrons. If the outer shell is filled, the atom is stable. Atoms with unfilled outer shells are unstable, and will usually form chemical bonds with other atoms to achieve stability.
Amino Group, Carboxyl Group, and the R group
First the cytoplasm then the mitochondria <span />