The picture shows the electron transport chain that occurs in the thylakoid membrane of the chloroplast. which of these steps is shown in the picture? a) h+ ions diffuse into the membrane through pigments. b) water molecules split into oxygen and hydrogen atoms. c) oxygen atoms combine with h+ ions to form water molecules.

Cassandra made a venn diagram to compare and contrast the two stages of cellular respiration. which belongs in the area marked x? energy is released. oxygen is used up. glucose is broken down. carbon dioxide is used up.

Where in the cell are ribosomes made?

Directions: read the descriptions of the four islands presented in the lesson. 1. list two new traits that each new species of rat might demonstrate as it adapts to the conditions on each island. 2. introduce one of the four new rat species to another island and describe one challenge it would encounter and one success as it adapts to its new environment.