Why is the human brain not considered to be a living organism

Which organelle releases chemicals that break down large food particles into smaller ones?

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

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.