Explanation:
D. actin and myosin interact by the sliding filament mechanism.
I believe the answer to your question is is D, the dichotomous key
Yeah if u give them a space suit to ware
Atomic number shows the number of protons in the nucleus of an atom.
Atomic weight shows the is an another term for atomic mass, which means <span>It is approximately equivalent to the number of protons and neutrons in the atom (the mass number) or to the average number allowing for the relative abundances of different isotopes.</span>