Which cell structure contains molecules that direct cell activities

Asap what occurs after cytokinesis is completed at the end of meiosis 1?

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

What causes darkening of the skin as melanin production increases