Identify the principal role of cellular respiration
Select one:
a. To convert solar energy into the chemical energy of sugars
b. To convert kinetic energy into the chemical energy of sugars
c. To convert the chemical energy of sugars into the chemical energy that fuels life's processes
d. To convert the chemical energy of sugars into heat to maintain an elevated body temperature
Identify the principal role

Which of these serves as a reference for comparison during a scientific investigation? a)outcome variable (dependent variable) b) test variable (independent variable) c)control group d)hypothesis

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except

When is your breathing likely to speed up? a. when your white blood cells increase b. when your cells need more energy c. when your heart cells need more carbon dioxide d. when your blood cells have too much oxygen