If you know the atomic number of an atom, you know the number of protons in its nucleus. if the atom has a neutral charge, what else does that tell you?
a. the atomic mass of the
b. the number of neutrons of the
c. the number of electrons of the
d. the most common isotope of the

The diagram illustrates the activity of vesicles during a cellular process.

4the indian leaf butterfly has traits that allow it to resemble a leaf. the bright colors of the monarch butterfly indicate that the butterfly tastes bad and can be poisonous. how does the appearance of these butterflies them to survive? f the indian leaf butterfly is able to avoid predators while the monarch butterfly warns predators away. g. the indian leaf butterfly frightens predators away while the monarch butterfly poisons predators before they can eat it. h both butterflies rely on camouflage to avoid predation. j both butterflies cooperate with one another to avoid predation.

What must be true for natural selection to heppen