Describe how energy transformations involved in photosynthesis are related to energy transformations involved in cellular respiration.

During heavy exercise, the buildup of lactic acid in muscle cells results from

How many ATP molecules are produced by glycolysis?

The electron transport chain uses high-energy electrons from the Krebs cycle to

A plant has a unique photosynthetic pigment. The leaves of this plant appear to be reddish yellow. What wavelengths of visible light are not being absorbed by this pigment?

What materials are needed for cellular respiration to begin?

Because fermentation takes place in the absence of oxygen, it is said to be

To function properly, heart muscle cells require a steady supply of oxygen. After a heart attack, small amounts of lactic acid are present. What does this evidence suggest about the nature of a heart attack?

In cells, the energy available in food (glucose) is used to make an energy-rich compound called

Which organelle contains chlorophyll?

Photosynthesis and cellular respiration are two major processes of carbon cycling in living organisms. Which statement correctly describes one similarity between photosynthesis and cellular respiration?

One of the principal chemical compounds that living things use to store energy is

In addition to light and chlorophyll, photosynthesis requires