The pylorus is located at the exit of the:a
stomach.
b. esophagus.
c. jejunum.
d. duodenum.
e. rectum.
A
Biology & Microbiology
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Teosinte was the forerunner of modern
A. rice. B. wheat. C. oats. D. barley. E. maize.
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How many fossil species have been collected?
a. 500,000 b. 125,000 c. 250,000 d. 100,000 e. 1.2 million
Biology & Microbiology
The first animal group to show extracellular digestion was the
A. cnidarians. B. sponges. C. roundworms. D. flatworms.
Biology & Microbiology
Only glucose can be used as an energy source in the human body.
Answer the following statement true (T) or false (F)
Biology & Microbiology