The digestion of starches begins in the ____
a. esophagus
b. large intestine
c. mouth
d. small intestine
e. stomach
ANSWER: c
You might also like to view...
Most microorganisms are pathogenic
Indicate whether the statement is true or false.
The phylogeny below represents a hypothesis for the evolutionary relationships among major groups of plants. If it is correct, in what order should we predict to find the fossils of these groups, in order from oldest to youngest?
A. flower group, conifer group, ferns, moss group B. conifer group, ferns, moss group, flower group C. ferns, moss group, conifer group, flower group D. moss group, ferns, daisy E. ferns, conifer group, moss group
Through the process of ____ , some bacteria or archaeons derive energy by combining NH4 + and NO2 - (recall the equation NH4 + + NO2 - N2 + 2H2O)
Fill in the blank with the appropriate word.
Which of the following statements would not be consistent with the theory for the endosymbiotic origin of mitochondria and chloroplasts?
A. Genes encoded within mitochondria and chloroplasts indicate a closer relationship to prokaryotes than do most nuclear genes. B. The composition of the outer membrane of chloroplasts and mitochondria is similar to the plasma membrane of eukaryotic cells. C. Mitochondria and chloroplasts have some enzymes unique to them. D. Mitochondria and chloroplasts have their own DNA enclosed within a nuclear envelope. E. The composition of the inner membrane of chloroplasts and mitochondria is similar to the plasma membrane of prokaryotic cells.