When you exercise, you can feel your body getting warmer, perhaps even starting to sweat. Why does exercise make you warmer?
A) Glucose oxidation speeds up during exercise to power muscular activities, and as a byproduct, extra heat is generated.
B) Your body is using anaerobic respiration, which releases more heat than oxidation.
C) More glucose is synthesized, requiring additional heat.
D) Your body is using fermentation to produce alcohol, which takes heat to break down.
A
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How do the climate differences noted in problem 2b help explain the presence of large numbers of deciduous trees in the tropical deciduous forest biome?
Using the global map of biome distribution (Map T-30 in the back of the Lab Manual), the map of climate distribution (Map T-29), the maps of global temperature (Maps T-28a and T-28b), the map of global precipitation (on the inside front cover of the Lab Manual), as well as information about Köppen climate types from Exercise 23, answer the question. What will be an ideal response?
Slate is a very fine-grained foliated metamorphic rock that commonly exhibits cleavage
Indicate whether the statement is true or false
Which view of the fate of the universe is currently favored: a "big crunch" or an endless, ever-expanding universe?
What will be an ideal response?
Which of the following energy sources drives the hydrologic cycle?
A. gravity B. river flow C. internal heat energy D. wind energy E. solar energy