Which of the following is the primary fuel source for transportation?
a. nuclear energy
b. renewable energy
c. coal
d. natural gas
e. petroleum
ANSWER: e
Biology & Microbiology
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The source of energy for nearly all ecosystems is
A. the sun. B. food. C. oxygen. D. water.
Biology & Microbiology
Which of the following cellular processes is coupled with the hydrolysis of ATP?
A. Facilitated diffusion B. Active transport C. Chemiosmosis D. Osmosis E. Na+ influx into a nerve cell
Biology & Microbiology
An individual with an SRY gene is a male mammal.
Answer the following statement true (T) or false (F)
Biology & Microbiology
According to the above figure, which letter corresponds to the area where most, if not all, amino acids are reabsorbed?
A. A B. B C. C D. D E. E
Biology & Microbiology