PLEASE HELP ASAP(; question in photo

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons

Adoença vitiligo afeta qual doença do corpo?

Chloroplasts and bacteria are in size. a. similar b. at different ends of the size range c. exactly the same d. none of these