Cellular Energy Section 1: How Organisms Obtain Energy Section 2: Photosynthesis Section 3: Cellular Respiration

Photosynthesis converts the Sun’s energy into chemical energy, while cellular respiration uses chemical energy to carry out life functions. K What I Know W What I Want to Find Out L What I Learned Copyright © McGraw-Hill Education

Section 1: All living organisms use energy to carry out all biological processes. Section 2: Light energy is trapped and converted into chemical energy during photosynthesis. Section 3: Living organisms obtain energy by breaking down organic molecules during cellular respiration.

Essential Questions What are the two laws of thermodynamics? What is the difference between an anabolic pathway and a catabolic pathway? How does ATP work in a cell? What are the two phases of photosynthesis? What is the function of a chloroplast during the light reactions? How can electron transport be described and diagramed? Copyright © McGraw-Hill Education Cellular Energy

Essential Questions continued What are the stages of cellular respiration? What is the role of electron carriers in each stage of cellular respiration? What are the similarities between alcoholic fermentation and lactic acid fermentation? Copyright © McGraw-Hill Education Cellular Energy

Vocabulary Review New continued New trophic level stroma carbohydrate cyanobacterium New energy thermodynamics metabolism photosynthesis cellular respiration adenosine triphosphate (ATP) thylakoid granum New continued stroma pigment NADP+ Calvin cycle rubisco anaerobic process aerobic respiration aerobic process glycolysis Krebs cycle fermentation Cellular Energy Copyright © McGraw-Hill Education