Chapter 6

How do eukaryotes harvest chemical energy

• Eukaryotes harvest chemical energy through cellular respiration.

• Eukaryotes harvest energy through photosynthesis.
• Eukaryotes obtain energy from fermentation.
• Eukaryotes generate energy via chemosynthesis.

• In eukaryotes, cellular respiration...

• Harvest energy from food

• High yield of ATP

• Accepts electrons

• Use ATP to drive cellular work

• In most ecosystems, energy comes from the ____

• moon
• sun
• wind
• ocean

In photosynthesis, sunlight energy is captured by ______

• water
• chloroplasts

• glucose
• oxygen

Atoms of carbon dioxide and water are rearranged, and glucose and oxygen are made is the process of?

• Respiration
• Fermentation
• Combustion
• Photosynthesis

In cellular respiration, glucose is broken down into ___ and ___

• lactic acid and ethanol
• oxygen and glucose
• carbon dioxide and water
• nitrogen and ammonia

In cellular respiration, the cell converts some of this energy to make ATP. - This respiration takes place in the ______ of eukaryotes

• nucleus
• mitochondria
• ribosome
• cytoplasm

_________ is an exchange of gases- normally brings in O2→ exhales CO2

• Digestion
• Fermentation
• Respiration
• Photosynthesis

• _______ is the aerobic harvesting of energy from food molecules by cells

• Photosynthesis
• Fermentation
• Anaerobic respiration
• Cellular respiration

Cellular respiration produces __ ATP molecules for each glucose molecule and captures only __% of the energy stores in glucose

• 30-32 ATP molecules; 25%
• 40-42 ATP molecules; 50%
• 20-22 ATP molecules; 10%
• 32 ATP molecules; 34%