What is the role of adenosine triphosphate (ATP) within a cell?
A) use glucose
B) biological molecule that stores energy
C) release carbon dioxide
D) controls chemical reactions
Ans: B) biological molecule that stores energy
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The ________ virus in chickens was the first association between viral infection and cancer.
Fill in the blank(s) with the appropriate word(s).
In 1822, the Canadian fur trader Alexis St. Martin was accidentally shot with a musket. The shot entered his left chest, fractured a rib, damaged the lungs, lacerated the diaphragm, perforated the stomach, and finally exited his body. Amazingly he survived, but the hole in his belly never completely healed. This allowed Dr. William Beaumont direct access to his stomach for experiments, and led to his discovery of the importance of stomach acid in digestion. Which body cavities did the musket shot pass through?
A. The shot entered the dorsal cavity and exited through the ventral cavity. B. The shot entered the thoracic cavity and exited through the abdominopelvic cavity. C. The shot entered the thoracic cavity and exited through the pleural cavity. D. The shot entered the pericardial cavity and exited through the pleural cavity. Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about the body cavities? What other information is related to the question? Choose Answer Given what you now know, what information is most likely to produce the correct answer? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray?
A certain species of tiny wasp lays its eggs within the bodies of caterpillars, whereupon the larvae of the wasp consume the 10-g caterpillar
Assuming that the entire victim was consumed, what would be the total mass of the eventual adult wasps that emerge from the caterpillar? A) 10 g B) 1 g C) 100 g D) 2 g
Why does yogurt taste sharp?
A) It has not been aged long enough to mellow. B) The taste is from the small amount of alcohol it contains, and alcohol tastes sharp. C) The taste is from the large amount of carbon dioxide it contains, and carbon dioxide tastes sharp. D) The taste is from the lactic acid it contains, and acids taste sharp.