How can the carbon skeletons of amino acids enter the common catabolic pathway?
A) as part of amino acids
B) as part of complete proteins
C) as a-ketoacids
D) as any of these
C
You might also like to view...
Who were the first European explorers to visit the Pacific Northwest?
A) Russian B) French C) British D) Spanish
The following diagram illustrates the Carbon Cycle. Each arrow represents the transfer of carbon from one component of the Earth system to another. For example, arrow 1 represents the transfer of carbon from the biosphere to the atmosphere. Match the answers below to the number on the diagram.
Match the lettered answers to number 1 on the diagram.
A. Fossil fuel formation B. Photosynthesis C. Weathering of limestone D. Rock formation E. Respiration
Tropical cyclones (aka hurricanes in the Atlantic) are intense low-pressure systems characterized by heavy rain and high winds. When a tropical cyclone passes an area, however, there are generally several days of clear, dry weather
Why might this occur? A) The cyclone has sucked up all the moist air around it, leaving dry air behind. B) The hurricane carries a cold front with it, which carries dry air. C) The spiral arms of the hurricane are storm fronts, and each carries descending air behind it. D) The cyclone must have an outflow aloft, which feeds descending air surrounding the storm.
A party balloon will stick to a wooden door if the balloon is charged
A. positively. B. negatively. C. either of these D. none of the above