By october of 1950, un forces had pushed the north koreans back to
a. pusan.
b. the yalu river.
c. the 38th parallel.
d. seoul.

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.