What do theories hypothesize about the conditions of earth's early atmosphere? little to no oxygen low levels of ultraviolet radiation protective atmosphere very cold temperatures

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.

Do plant cells perform cellular respiration?

Asample of soil from a c horizon is light brown in color and has a high content of a mineral called feldspar. which of the following statements is most likely true