Which of the statement is true: regular exercise has little impact on maintaining peak performance after age 30 and after age 60 , there is a significant loss of lean muscle mass and flexibility

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.