Cells and Cell Energy
Where does glycolysis take place?
cytoplasm
Aerobic respiration equation
glucose + oxygen → carbon dioxide + water + ATP
What is the activity of autotrophs?
they convert carbon dioxide and water into complex, energy-rich organic molecules
How many ATP molecules are produced in the Krebs cycle?
2
In glycolysis how many ATP molecules are produced?
2
How many ATP molecules are produced from the electron transport chain?
34
What are the parts of ATP?
Adenine, phosphate groups, and ribose
Photosynthesis equation
Carbon dioxide + water -> glucose + oxygen
What is a product of the krebs cycle?
Carbon dioxide, hydrogen, and ATP
During the light reactions, light excited electrons in what molecule?
Chlorophyll
Which step in cellular respiration produces the most ATP?
Electron transport chain
What does the calvin cycle create?
Energy rich ATP and NADPH molecules
What are the reactants of cellular respiration?
Glucose and oxygen
What is the sequence of events in cellular respiration?
Glycolysis, krebs cycle, and electron transport chain.
Stacks of flattened disks in the chloroplast
Grana
In the absence of oxygen, the cell's ability to convert stored energy in glucose into usable ATP is what?
Greatly decreased
What increases the rate of photosynthesis?
Increase carbon dioxide concentration
Which statement best describes cellular respiration?
It occurs in both plants and animals
What is cramps during exercise caused by?
Lactic acid concentration
What happens in the process of photosynthesis?
Light reaction releases oxygen
Where does the krebs cycle take place?
Mitochondria
In respiration, the final electron acceptor in the electron transport chain is...
Oxygen
What does cellular respiration require in order to break down gluclose and produce ATP?
Oxygen
Which is released as a byproduct of photosynthesis?
Oxygen
A plant is provided with plenty of carbon dioxide and water, but no light. In this plant...
Photosynthesis will not occur
At the end of glycolysis, glucose has been broken down into 2 molecules of
Pyruvate
Leaves appear green because the green portion of the light that strikes the plant is
Reflected
Gases like oxygen and carbon dioxide enter and leave the leaf through openings called...
Stomata
Fluid-filled space where the Calvin cycle (dark reaction) occurs in the chloroplast
Stroma
Where does the calvin cycle (dark reaction) take place?
Stroma
Yeast undergo fermentation in the production of bread. The alcohol is driven off in the baking process. Which does what?
The carbon dioxide causes the dough to rise
Which process of photosynthesis is carbon dioxide used in?
The dark reaction (calvin cycle)
What can the energy in glucose be released by?
The krebs cycle, cellular respiration, and glycolysis
Where does the oxygen released by photosynthesis come from?
The splitting of water
Flattened disks (pancake shaped) that contains chlorophyll in the chloroplast
Thylakoid
Where does light reaction occur?
Thylakoids
What are the main reactants (ingredients) required for photosynthesis?
Water and carbon dioxide
When is energy released?
When the 3rd phosphate breaks off of an ATP molecule
