Why is it important for natural monopolies to exist?

When water freezes, it . contracts expands

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.

Which phase of the cell cycle ensures that identical copies of the dna are made for daughter cells?